diff --git a/package-lock.json b/package-lock.json
index 52f64556..a9a3ff37 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1038,6 +1038,67 @@
       "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
       "dev": true
     },
+    "node_modules/@codechecks/client": {
+      "version": "0.1.12",
+      "resolved": "https://registry.npmjs.org/@codechecks/client/-/client-0.1.12.tgz",
+      "integrity": "sha512-2GHHvhO3kaOyxFXxOaiznlY8ARmz33/p+WQdhc2y6wzWw5eOl2wSwg1eZxx3LsWlAnB963Y4bd1YjZcGIhKRzA==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "bluebird": "^3.5.3",
+        "chalk": "^2.4.2",
+        "commander": "^2.19.0",
+        "debug": "^4.1.1",
+        "execa": "^1.0.0",
+        "glob": "^7.1.3",
+        "graceful-fs": "^4.1.15",
+        "js-yaml": "^3.13.1",
+        "json5": "^2.1.0",
+        "lodash": "^4.17.11",
+        "marked": "^0.7.0",
+        "marked-terminal": "^3.3.0",
+        "mkdirp": "^0.5.1",
+        "ms": "^2.1.1",
+        "promise": "^8.0.2",
+        "request": "^2.88.0",
+        "request-promise": "^4.2.2",
+        "ts-essentials": "^1.0.2",
+        "ts-node": "^8.0.2",
+        "url-join": "^4.0.0"
+      },
+      "bin": {
+        "codechecks": "dist/runner.js"
+      },
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/@codechecks/client/node_modules/commander": {
+      "version": "2.20.3",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+      "dev": true,
+      "peer": true
+    },
+    "node_modules/@codechecks/client/node_modules/execa": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/execa/-/execa-1.0.0.tgz",
+      "integrity": "sha512-adbxcyWV46qiHyvSp50TKt05tB4tK3HcmF7/nxfAdhnox83seTDbwnaqKO4sXRy7roHAIFqJP/Rw/AuEbX61LA==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "cross-spawn": "^6.0.0",
+        "get-stream": "^4.0.0",
+        "is-stream": "^1.1.0",
+        "npm-run-path": "^2.0.0",
+        "p-finally": "^1.0.0",
+        "signal-exit": "^3.0.0",
+        "strip-eof": "^1.0.0"
+      },
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/@daostack/arc": {
       "version": "0.0.1-rc.18",
       "resolved": "https://registry.npmjs.org/@daostack/arc/-/arc-0.0.1-rc.18.tgz",
@@ -3920,6 +3981,13 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/ansicolors": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/ansicolors/-/ansicolors-0.3.2.tgz",
+      "integrity": "sha512-QXu7BPrP29VllRxH8GwB7x5iX5qWKAAMLqKQGWTeLWVlNHNOpVMJ91dsxQAIWXpjuW5wqvxu3Jd/nRjrJ+0pqg==",
+      "dev": true,
+      "peer": true
+    },
     "node_modules/antlr4": {
       "version": "4.7.1",
       "resolved": "https://registry.npmjs.org/antlr4/-/antlr4-4.7.1.tgz",
@@ -8358,6 +8426,20 @@
         "node": "6.* || 8.* || >= 10.*"
       }
     },
+    "node_modules/cardinal": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/cardinal/-/cardinal-2.1.1.tgz",
+      "integrity": "sha512-JSr5eOgoEymtYHBjNWyjrMqet9Am2miJhlfKNdqLp6zoeAh0KN5dRAcxlecj5mAJrmQomgiOBj35xHLrFjqBpw==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "ansicolors": "~0.3.2",
+        "redeyed": "~2.1.0"
+      },
+      "bin": {
+        "cdl": "bin/cdl.js"
+      }
+    },
     "node_modules/caseless": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
@@ -9408,9 +9490,9 @@
       "dev": true
     },
     "node_modules/coveralls/node_modules/qs": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-      "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+      "version": "6.5.3",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+      "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
       "dev": true,
       "engines": {
         "node": ">=0.6"
@@ -20617,9 +20699,9 @@
       }
     },
     "node_modules/lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "node_modules/lodash._arrayfilter": {
       "version": "3.0.0",
@@ -21227,6 +21309,37 @@
       "integrity": "sha512-1RUZVgQlpJSPWYbFSpmudq5nHY1doEIv89gBtF0s4gW1GF2XorxcA/70M5vq7rLv0a6mhOUccRsqkwhwLCIQ2Q==",
       "dev": true
     },
+    "node_modules/marked": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
+      "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==",
+      "dev": true,
+      "peer": true,
+      "bin": {
+        "marked": "bin/marked"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/marked-terminal": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/marked-terminal/-/marked-terminal-3.3.0.tgz",
+      "integrity": "sha512-+IUQJ5VlZoAFsM5MHNT7g3RHSkA3eETqhRCdXv4niUMAKHQ7lb1yvAcuGPmm4soxhmtX13u4Li6ZToXtvSEH+A==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "ansi-escapes": "^3.1.0",
+        "cardinal": "^2.1.1",
+        "chalk": "^2.4.1",
+        "cli-table": "^0.3.1",
+        "node-emoji": "^1.4.1",
+        "supports-hyperlinks": "^1.0.1"
+      },
+      "peerDependencies": {
+        "marked": "^0.4.0 || ^0.5.0 || ^0.6.0 || ^0.7.0"
+      }
+    },
     "node_modules/match-file": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/match-file/-/match-file-0.2.2.tgz",
@@ -25042,6 +25155,16 @@
         "node": ">=4"
       }
     },
+    "node_modules/redeyed": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/redeyed/-/redeyed-2.1.1.tgz",
+      "integrity": "sha512-FNpGGo1DycYAdnrKFxCMmKYgo/mILAqtRYbkdQD8Ep/Hk2PQ5+aEAEx+IU713RTDmuBaH0c8P5ZozurNu5ObRQ==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "esprima": "~4.0.0"
+      }
+    },
     "node_modules/reduce-object": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/reduce-object/-/reduce-object-0.1.3.tgz",
@@ -25505,6 +25628,26 @@
         "node": ">= 4"
       }
     },
+    "node_modules/request-promise": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/request-promise/-/request-promise-4.2.6.tgz",
+      "integrity": "sha512-HCHI3DJJUakkOr8fNoCc73E5nU5bqITjOYFMDrKHYOXWXrgD/SBaC7LjwuPymUprRyuF06UK7hd/lMHkmUXglQ==",
+      "deprecated": "request-promise has been deprecated because it extends the now deprecated request package, see https://github.com/request/request/issues/3142",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "bluebird": "^3.5.0",
+        "request-promise-core": "1.1.4",
+        "stealthy-require": "^1.1.1",
+        "tough-cookie": "^2.3.3"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      },
+      "peerDependencies": {
+        "request": "^2.34"
+      }
+    },
     "node_modules/request-promise-core": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.2.tgz",
@@ -25538,10 +25681,26 @@
         "request": "^2.34"
       }
     },
+    "node_modules/request-promise/node_modules/request-promise-core": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.4.tgz",
+      "integrity": "sha512-TTbAfBBRdWD7aNNOoVOBH4pN/KigV6LyapYNNlAPA8JwbovRti1E88m3sYAwsLi5ryhPKsE9APwnjFTgdUjTpw==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "lodash": "^4.17.19"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      },
+      "peerDependencies": {
+        "request": "^2.34"
+      }
+    },
     "node_modules/request/node_modules/qs": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-      "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+      "version": "6.5.3",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+      "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
       "engines": {
         "node": ">=0.6"
       }
@@ -27306,1356 +27465,306 @@
     },
     "node_modules/solc/node_modules/is-fullwidth-code-point": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
-      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
-      "dependencies": {
-        "number-is-nan": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/jsonfile": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
-      "integrity": "sha1-NzaitCi4e72gzIO1P6PWM6NcKug=",
-      "optionalDependencies": {
-        "graceful-fs": "^4.1.6"
-      }
-    },
-    "node_modules/solc/node_modules/load-json-file": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
-      "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
-      "dependencies": {
-        "graceful-fs": "^4.1.2",
-        "parse-json": "^2.2.0",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0",
-        "strip-bom": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/parse-json": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
-      "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
-      "dependencies": {
-        "error-ex": "^1.2.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/path-exists": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-2.1.0.tgz",
-      "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
-      "dependencies": {
-        "pinkie-promise": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/path-type": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/path-type/-/path-type-1.1.0.tgz",
-      "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
-      "dependencies": {
-        "graceful-fs": "^4.1.2",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/read-pkg": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
-      "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
-      "dependencies": {
-        "load-json-file": "^1.0.0",
-        "normalize-package-data": "^2.3.2",
-        "path-type": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/read-pkg-up": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz",
-      "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
-      "dependencies": {
-        "find-up": "^1.0.0",
-        "read-pkg": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/require-from-string": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/require-from-string/-/require-from-string-1.2.1.tgz",
-      "integrity": "sha1-UpyczvJzgK3+yaL5ZbZJu+5jZBg=",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/require-main-filename": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz",
-      "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE="
-    },
-    "node_modules/solc/node_modules/semver": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
-      "bin": {
-        "semver": "bin/semver"
-      }
-    },
-    "node_modules/solc/node_modules/string-width": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
-      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
-      "dependencies": {
-        "code-point-at": "^1.0.0",
-        "is-fullwidth-code-point": "^1.0.0",
-        "strip-ansi": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/strip-ansi": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
-      "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
-      "dependencies": {
-        "ansi-regex": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/which-module": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz",
-      "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8="
-    },
-    "node_modules/solc/node_modules/wrap-ansi": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
-      "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
-      "dependencies": {
-        "string-width": "^1.0.1",
-        "strip-ansi": "^3.0.1"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solc/node_modules/y18n": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
-    },
-    "node_modules/solc/node_modules/yargs": {
-      "version": "4.8.1",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-4.8.1.tgz",
-      "integrity": "sha1-wMQpJMpKqmsObaFznfshZDn53cA=",
-      "dependencies": {
-        "cliui": "^3.2.0",
-        "decamelize": "^1.1.1",
-        "get-caller-file": "^1.0.1",
-        "lodash.assign": "^4.0.3",
-        "os-locale": "^1.4.0",
-        "read-pkg-up": "^1.0.1",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^1.0.1",
-        "set-blocking": "^2.0.0",
-        "string-width": "^1.0.1",
-        "which-module": "^1.0.0",
-        "window-size": "^0.2.0",
-        "y18n": "^3.2.1",
-        "yargs-parser": "^2.4.1"
-      }
-    },
-    "node_modules/solhint": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/solhint/-/solhint-2.3.0.tgz",
-      "integrity": "sha512-2yiELLp+MsDtuOTrjc14lgsYmlMchp++SicvqCBu01VXsi9Mk2uynhyN3nBfbGzYq1YfmOEBpUqJfFYXVAR/Ig==",
-      "dev": true,
-      "dependencies": {
-        "ajv": "^6.6.1",
-        "antlr4": "4.7.1",
-        "chalk": "^2.4.2",
-        "commander": "2.18.0",
-        "cosmiconfig": "^5.0.7",
-        "eslint": "^5.6.0",
-        "fast-diff": "^1.1.2",
-        "glob": "^7.1.3",
-        "ignore": "^4.0.6",
-        "js-yaml": "^3.12.0",
-        "lodash": "^4.17.11",
-        "semver": "^6.3.0"
-      },
-      "bin": {
-        "solhint": "solhint.js"
-      },
-      "optionalDependencies": {
-        "prettier": "^1.14.3"
-      }
-    },
-    "node_modules/solidity-coverage": {
-      "version": "0.7.11",
-      "resolved": "https://registry.npmjs.org/solidity-coverage/-/solidity-coverage-0.7.11.tgz",
-      "integrity": "sha512-HtBhXNTK2pO6hj82lf3txZ8afoyIGSmduJHJSoeZ71RjiuNzjGFj4duEZY/kfqxYSq1yARERC6jOTZGfIAeRyA==",
-      "dev": true,
-      "dependencies": {
-        "@solidity-parser/parser": "^0.7.0",
-        "@truffle/provider": "^0.1.17",
-        "chalk": "^2.4.2",
-        "death": "^1.1.0",
-        "detect-port": "^1.3.0",
-        "fs-extra": "^8.1.0",
-        "ganache-cli": "^6.11.0",
-        "ghost-testrpc": "^0.0.2",
-        "global-modules": "^2.0.0",
-        "globby": "^10.0.1",
-        "jsonschema": "^1.2.4",
-        "lodash": "^4.17.15",
-        "node-emoji": "^1.10.0",
-        "pify": "^4.0.1",
-        "recursive-readdir": "^2.2.2",
-        "sc-istanbul": "^0.4.5",
-        "shelljs": "^0.8.3",
-        "web3": "^1.3.0"
-      },
-      "bin": {
-        "solidity-coverage": "plugins/bin.js"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/@solidity-parser/parser": {
-      "version": "0.7.1",
-      "resolved": "https://registry.npmjs.org/@solidity-parser/parser/-/parser-0.7.1.tgz",
-      "integrity": "sha512-5ma2uuwPAEX1TPl2rAPAAuGlBkKnn2oUKQvnhTFlDIB8U/KDWX77FpHtL6Rcz+OwqSCWx9IClxACgyIEJ/GhIw==",
-      "dev": true
-    },
-    "node_modules/solidity-coverage/node_modules/@types/node": {
-      "version": "12.19.4",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.19.4.tgz",
-      "integrity": "sha512-o3oj1bETk8kBwzz1WlO6JWL/AfAA3Vm6J1B3C9CsdxHYp7XgPiH7OEXPUbZTndHlRaIElrANkQfe6ZmfJb3H2w==",
-      "dev": true
-    },
-    "node_modules/solidity-coverage/node_modules/bignumber.js": {
-      "version": "9.0.1",
-      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-9.0.1.tgz",
-      "integrity": "sha512-IdZR9mh6ahOBv/hYGiXyVuyCetmGJhtYkqLBpTStdhEGjegpPlUawydyaF3pbIOFynJTpllEs+NP+CS9jKFLjA==",
-      "dev": true,
-      "engines": {
-        "node": "*"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/bn.js": {
-      "version": "4.11.9",
-      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.9.tgz",
-      "integrity": "sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw==",
-      "dev": true
-    },
-    "node_modules/solidity-coverage/node_modules/debug": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-      "dev": true,
-      "dependencies": {
-        "ms": "2.0.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ethereumjs-tx": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-2.1.2.tgz",
-      "integrity": "sha512-zZEK1onCeiORb0wyCXUvg94Ve5It/K6GD1K+26KfFKodiBiS6d9lfCXlUKGBBdQ+bv7Day+JK0tj1K+BeNFRAw==",
-      "deprecated": "New package name format for new versions: @ethereumjs/tx. Please update.",
-      "dev": true,
-      "dependencies": {
-        "ethereumjs-common": "^1.5.0",
-        "ethereumjs-util": "^6.0.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/eventemitter3": {
-      "version": "4.0.4",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.4.tgz",
-      "integrity": "sha512-rlaVLnVxtxvoyLsQQFBx53YmXHDxRIzzTLbdfxqi4yocpSjAxXwkU0cScM5JgSKMqEhrZpnvQ2D9gjylR0AimQ==",
-      "dev": true
-    },
-    "node_modules/solidity-coverage/node_modules/fs-extra": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
-      "integrity": "sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==",
-      "dev": true,
-      "dependencies": {
-        "graceful-fs": "^4.2.0",
-        "jsonfile": "^4.0.0",
-        "universalify": "^0.1.0"
-      },
-      "engines": {
-        "node": ">=6 <7 || >=8"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli": {
-      "version": "6.12.1",
-      "resolved": "https://registry.npmjs.org/ganache-cli/-/ganache-cli-6.12.1.tgz",
-      "integrity": "sha512-zoefZLQpQyEJH9jgtVYgM+ENFLAC9iwys07IDCsju2Ieq9KSTLH89RxSP4bhizXKV/h/+qaWpfyCBGWnBfqgIQ==",
-      "bundleDependencies": [
-        "source-map-support",
-        "yargs",
-        "ethereumjs-util"
-      ],
-      "deprecated": "ganache-cli is now ganache; visit https://trfl.io/g7 for details",
-      "dev": true,
-      "dependencies": {
-        "ethereumjs-util": "6.2.1",
-        "source-map-support": "0.5.12",
-        "yargs": "13.2.4"
-      },
-      "bin": {
-        "ganache-cli": "cli.js"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/@types/bn.js": {
-      "version": "4.11.6",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/node": "*"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/@types/node": {
-      "version": "14.11.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/@types/pbkdf2": {
-      "version": "3.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/node": "*"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/@types/secp256k1": {
-      "version": "4.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/node": "*"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ansi-regex": {
-      "version": "4.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ansi-styles": {
-      "version": "3.2.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "color-convert": "^1.9.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/base-x": {
-      "version": "3.0.8",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "safe-buffer": "^5.0.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/blakejs": {
-      "version": "1.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "CC0-1.0"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/bn.js": {
-      "version": "4.11.9",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/brorand": {
-      "version": "1.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/browserify-aes": {
-      "version": "1.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "buffer-xor": "^1.0.3",
-        "cipher-base": "^1.0.0",
-        "create-hash": "^1.1.0",
-        "evp_bytestokey": "^1.0.3",
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/bs58": {
-      "version": "4.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "base-x": "^3.0.2"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/bs58check": {
-      "version": "2.1.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "bs58": "^4.0.0",
-        "create-hash": "^1.1.0",
-        "safe-buffer": "^5.1.2"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/buffer-from": {
-      "version": "1.1.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/buffer-xor": {
-      "version": "1.0.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/camelcase": {
-      "version": "5.3.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/cipher-base": {
-      "version": "1.0.4",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/cliui": {
-      "version": "5.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC",
-      "dependencies": {
-        "string-width": "^3.1.0",
-        "strip-ansi": "^5.2.0",
-        "wrap-ansi": "^5.1.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/color-convert": {
-      "version": "1.9.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "color-name": "1.1.3"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/color-name": {
-      "version": "1.1.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/create-hash": {
-      "version": "1.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "cipher-base": "^1.0.1",
-        "inherits": "^2.0.1",
-        "md5.js": "^1.3.4",
-        "ripemd160": "^2.0.1",
-        "sha.js": "^2.4.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/create-hmac": {
-      "version": "1.1.7",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "cipher-base": "^1.0.3",
-        "create-hash": "^1.1.0",
-        "inherits": "^2.0.1",
-        "ripemd160": "^2.0.0",
-        "safe-buffer": "^5.0.1",
-        "sha.js": "^2.4.8"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/cross-spawn": {
-      "version": "6.0.5",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "nice-try": "^1.0.4",
-        "path-key": "^2.0.1",
-        "semver": "^5.5.0",
-        "shebang-command": "^1.2.0",
-        "which": "^1.2.9"
-      },
-      "engines": {
-        "node": ">=4.8"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/decamelize": {
-      "version": "1.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/elliptic": {
-      "version": "6.5.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
-        "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/emoji-regex": {
-      "version": "7.0.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/end-of-stream": {
-      "version": "1.4.4",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "once": "^1.4.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ethereum-cryptography": {
-      "version": "0.1.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/pbkdf2": "^3.0.0",
-        "@types/secp256k1": "^4.0.1",
-        "blakejs": "^1.1.0",
-        "browserify-aes": "^1.2.0",
-        "bs58check": "^2.1.2",
-        "create-hash": "^1.2.0",
-        "create-hmac": "^1.1.7",
-        "hash.js": "^1.1.7",
-        "keccak": "^3.0.0",
-        "pbkdf2": "^3.0.17",
-        "randombytes": "^2.1.0",
-        "safe-buffer": "^5.1.2",
-        "scrypt-js": "^3.0.0",
-        "secp256k1": "^4.0.1",
-        "setimmediate": "^1.0.5"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ethereumjs-util": {
-      "version": "6.2.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MPL-2.0",
-      "dependencies": {
-        "@types/bn.js": "^4.11.3",
-        "bn.js": "^4.11.0",
-        "create-hash": "^1.1.2",
-        "elliptic": "^6.5.2",
-        "ethereum-cryptography": "^0.1.3",
-        "ethjs-util": "0.1.6",
-        "rlp": "^2.2.3"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ethjs-util": {
-      "version": "0.1.6",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "is-hex-prefixed": "1.0.0",
-        "strip-hex-prefix": "1.0.0"
-      },
-      "engines": {
-        "node": ">=6.5.0",
-        "npm": ">=3"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/evp_bytestokey": {
-      "version": "1.0.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "md5.js": "^1.3.4",
-        "safe-buffer": "^5.1.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/execa": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "cross-spawn": "^6.0.0",
-        "get-stream": "^4.0.0",
-        "is-stream": "^1.1.0",
-        "npm-run-path": "^2.0.0",
-        "p-finally": "^1.0.0",
-        "signal-exit": "^3.0.0",
-        "strip-eof": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/find-up": {
-      "version": "3.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "locate-path": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/get-caller-file": {
-      "version": "2.0.5",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC",
-      "engines": {
-        "node": "6.* || 8.* || >= 10.*"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/get-stream": {
-      "version": "4.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "pump": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/hash-base": {
-      "version": "3.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "inherits": "^2.0.4",
-        "readable-stream": "^3.6.0",
-        "safe-buffer": "^5.2.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/hash.js": {
-      "version": "1.1.7",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "inherits": "^2.0.3",
-        "minimalistic-assert": "^1.0.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/hmac-drbg": {
-      "version": "1.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "hash.js": "^1.0.3",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/inherits": {
-      "version": "2.0.4",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/invert-kv": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/is-fullwidth-code-point": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/is-hex-prefixed": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6.5.0",
-        "npm": ">=3"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/is-stream": {
-      "version": "1.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/isexe": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/keccak": {
-      "version": "3.0.1",
-      "dev": true,
-      "hasInstallScript": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "node-addon-api": "^2.0.0",
-        "node-gyp-build": "^4.2.0"
-      },
-      "engines": {
-        "node": ">=10.0.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/lcid": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "invert-kv": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/locate-path": {
-      "version": "3.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "p-locate": "^3.0.0",
-        "path-exists": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/map-age-cleaner": {
-      "version": "0.1.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "p-defer": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/md5.js": {
-      "version": "1.3.5",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "hash-base": "^3.0.0",
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.1.2"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/mem": {
-      "version": "4.3.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "map-age-cleaner": "^0.1.1",
-        "mimic-fn": "^2.0.0",
-        "p-is-promise": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/mimic-fn": {
-      "version": "2.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/minimalistic-assert": {
-      "version": "1.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/minimalistic-crypto-utils": {
-      "version": "1.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/nice-try": {
-      "version": "1.0.5",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/node-addon-api": {
-      "version": "2.0.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/node-gyp-build": {
-      "version": "4.2.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "bin": {
-        "node-gyp-build": "bin.js",
-        "node-gyp-build-optional": "optional.js",
-        "node-gyp-build-test": "build-test.js"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/npm-run-path": {
-      "version": "2.0.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "path-key": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/once": {
-      "version": "1.4.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC",
-      "dependencies": {
-        "wrappy": "1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/os-locale": {
-      "version": "3.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "execa": "^1.0.0",
-        "lcid": "^2.0.0",
-        "mem": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-defer": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-finally": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-is-promise": {
-      "version": "2.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-limit": {
-      "version": "2.3.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "p-try": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/sindresorhus"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-locate": {
-      "version": "3.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "p-limit": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/p-try": {
-      "version": "2.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/path-exists": {
-      "version": "3.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/path-key": {
-      "version": "2.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/pbkdf2": {
-      "version": "3.1.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "create-hash": "^1.1.2",
-        "create-hmac": "^1.1.4",
-        "ripemd160": "^2.0.1",
-        "safe-buffer": "^5.0.1",
-        "sha.js": "^2.4.8"
-      },
-      "engines": {
-        "node": ">=0.12"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/pump": {
-      "version": "3.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "end-of-stream": "^1.1.0",
-        "once": "^1.3.1"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/randombytes": {
-      "version": "2.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "safe-buffer": "^5.1.0"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/readable-stream": {
-      "version": "3.6.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
       "dependencies": {
-        "inherits": "^2.0.3",
-        "string_decoder": "^1.1.1",
-        "util-deprecate": "^1.0.1"
+        "number-is-nan": "^1.0.0"
       },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/require-directory": {
-      "version": "2.1.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
       "engines": {
         "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/require-main-filename": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/ripemd160": {
-      "version": "2.0.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "hash-base": "^3.0.0",
-        "inherits": "^2.0.1"
+    "node_modules/solc/node_modules/jsonfile": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
+      "integrity": "sha1-NzaitCi4e72gzIO1P6PWM6NcKug=",
+      "optionalDependencies": {
+        "graceful-fs": "^4.1.6"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/rlp": {
-      "version": "2.2.6",
-      "dev": true,
-      "inBundle": true,
-      "license": "MPL-2.0",
+    "node_modules/solc/node_modules/load-json-file": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
+      "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
       "dependencies": {
-        "bn.js": "^4.11.1"
+        "graceful-fs": "^4.1.2",
+        "parse-json": "^2.2.0",
+        "pify": "^2.0.0",
+        "pinkie-promise": "^2.0.0",
+        "strip-bom": "^2.0.0"
       },
-      "bin": {
-        "rlp": "bin/rlp"
+      "engines": {
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/safe-buffer": {
-      "version": "5.2.1",
-      "dev": true,
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/scrypt-js": {
-      "version": "3.0.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/secp256k1": {
-      "version": "4.0.2",
-      "dev": true,
-      "hasInstallScript": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/parse-json": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
+      "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
       "dependencies": {
-        "elliptic": "^6.5.2",
-        "node-addon-api": "^2.0.0",
-        "node-gyp-build": "^4.2.0"
+        "error-ex": "^1.2.0"
       },
       "engines": {
-        "node": ">=10.0.0"
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/semver": {
-      "version": "5.7.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC",
-      "bin": {
-        "semver": "bin/semver"
+    "node_modules/solc/node_modules/path-exists": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-2.1.0.tgz",
+      "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
+      "dependencies": {
+        "pinkie-promise": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/set-blocking": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/setimmediate": {
-      "version": "1.0.5",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/sha.js": {
-      "version": "2.4.11",
-      "dev": true,
-      "inBundle": true,
-      "license": "(MIT AND BSD-3-Clause)",
+    "node_modules/solc/node_modules/path-type": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/path-type/-/path-type-1.1.0.tgz",
+      "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
       "dependencies": {
-        "inherits": "^2.0.1",
-        "safe-buffer": "^5.0.1"
+        "graceful-fs": "^4.1.2",
+        "pify": "^2.0.0",
+        "pinkie-promise": "^2.0.0"
       },
-      "bin": {
-        "sha.js": "bin.js"
+      "engines": {
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/shebang-command": {
-      "version": "1.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/read-pkg": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
+      "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
       "dependencies": {
-        "shebang-regex": "^1.0.0"
+        "load-json-file": "^1.0.0",
+        "normalize-package-data": "^2.3.2",
+        "path-type": "^1.0.0"
       },
       "engines": {
         "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/shebang-regex": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/read-pkg-up": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz",
+      "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
+      "dependencies": {
+        "find-up": "^1.0.0",
+        "read-pkg": "^1.0.0"
+      },
       "engines": {
         "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/signal-exit": {
-      "version": "3.0.3",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
-    },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/source-map": {
-      "version": "0.6.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "BSD-3-Clause",
+    "node_modules/solc/node_modules/require-from-string": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/require-from-string/-/require-from-string-1.2.1.tgz",
+      "integrity": "sha1-UpyczvJzgK3+yaL5ZbZJu+5jZBg=",
       "engines": {
         "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/source-map-support": {
-      "version": "0.5.12",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "buffer-from": "^1.0.0",
-        "source-map": "^0.6.0"
-      }
+    "node_modules/solc/node_modules/require-main-filename": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz",
+      "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE="
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/string_decoder": {
-      "version": "1.3.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "safe-buffer": "~5.2.0"
+    "node_modules/solc/node_modules/semver": {
+      "version": "5.7.1",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
+      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "bin": {
+        "semver": "bin/semver"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/string-width": {
-      "version": "3.1.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/string-width": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "dependencies": {
-        "emoji-regex": "^7.0.1",
-        "is-fullwidth-code-point": "^2.0.0",
-        "strip-ansi": "^5.1.0"
+        "code-point-at": "^1.0.0",
+        "is-fullwidth-code-point": "^1.0.0",
+        "strip-ansi": "^3.0.0"
       },
       "engines": {
-        "node": ">=6"
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/strip-ansi": {
-      "version": "5.2.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/strip-ansi": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dependencies": {
-        "ansi-regex": "^4.1.0"
+        "ansi-regex": "^2.0.0"
       },
       "engines": {
-        "node": ">=6"
+        "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/strip-eof": {
+    "node_modules/solc/node_modules/which-module": {
       "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+      "resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz",
+      "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8="
+    },
+    "node_modules/solc/node_modules/wrap-ansi": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
+      "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
+      "dependencies": {
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
+      },
       "engines": {
         "node": ">=0.10.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/strip-hex-prefix": {
-      "version": "1.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
+    "node_modules/solc/node_modules/y18n": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
+      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
+    },
+    "node_modules/solc/node_modules/yargs": {
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-4.8.1.tgz",
+      "integrity": "sha1-wMQpJMpKqmsObaFznfshZDn53cA=",
       "dependencies": {
-        "is-hex-prefixed": "1.0.0"
-      },
-      "engines": {
-        "node": ">=6.5.0",
-        "npm": ">=3"
+        "cliui": "^3.2.0",
+        "decamelize": "^1.1.1",
+        "get-caller-file": "^1.0.1",
+        "lodash.assign": "^4.0.3",
+        "os-locale": "^1.4.0",
+        "read-pkg-up": "^1.0.1",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^1.0.1",
+        "which-module": "^1.0.0",
+        "window-size": "^0.2.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^2.4.1"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/util-deprecate": {
-      "version": "1.0.2",
+    "node_modules/solhint": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/solhint/-/solhint-2.3.0.tgz",
+      "integrity": "sha512-2yiELLp+MsDtuOTrjc14lgsYmlMchp++SicvqCBu01VXsi9Mk2uynhyN3nBfbGzYq1YfmOEBpUqJfFYXVAR/Ig==",
       "dev": true,
-      "inBundle": true,
-      "license": "MIT"
+      "dependencies": {
+        "ajv": "^6.6.1",
+        "antlr4": "4.7.1",
+        "chalk": "^2.4.2",
+        "commander": "2.18.0",
+        "cosmiconfig": "^5.0.7",
+        "eslint": "^5.6.0",
+        "fast-diff": "^1.1.2",
+        "glob": "^7.1.3",
+        "ignore": "^4.0.6",
+        "js-yaml": "^3.12.0",
+        "lodash": "^4.17.11",
+        "semver": "^6.3.0"
+      },
+      "bin": {
+        "solhint": "solhint.js"
+      },
+      "optionalDependencies": {
+        "prettier": "^1.14.3"
+      }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/which": {
-      "version": "1.3.1",
+    "node_modules/solidity-coverage": {
+      "version": "0.7.11",
+      "resolved": "https://registry.npmjs.org/solidity-coverage/-/solidity-coverage-0.7.11.tgz",
+      "integrity": "sha512-HtBhXNTK2pO6hj82lf3txZ8afoyIGSmduJHJSoeZ71RjiuNzjGFj4duEZY/kfqxYSq1yARERC6jOTZGfIAeRyA==",
       "dev": true,
-      "inBundle": true,
-      "license": "ISC",
       "dependencies": {
-        "isexe": "^2.0.0"
+        "@solidity-parser/parser": "^0.7.0",
+        "@truffle/provider": "^0.1.17",
+        "chalk": "^2.4.2",
+        "death": "^1.1.0",
+        "detect-port": "^1.3.0",
+        "fs-extra": "^8.1.0",
+        "ganache-cli": "^6.11.0",
+        "ghost-testrpc": "^0.0.2",
+        "global-modules": "^2.0.0",
+        "globby": "^10.0.1",
+        "jsonschema": "^1.2.4",
+        "lodash": "^4.17.15",
+        "node-emoji": "^1.10.0",
+        "pify": "^4.0.1",
+        "recursive-readdir": "^2.2.2",
+        "sc-istanbul": "^0.4.5",
+        "shelljs": "^0.8.3",
+        "web3": "^1.3.0"
       },
       "bin": {
-        "which": "bin/which"
+        "solidity-coverage": "plugins/bin.js"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/which-module": {
-      "version": "2.0.0",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
+    "node_modules/solidity-coverage/node_modules/@solidity-parser/parser": {
+      "version": "0.7.1",
+      "resolved": "https://registry.npmjs.org/@solidity-parser/parser/-/parser-0.7.1.tgz",
+      "integrity": "sha512-5ma2uuwPAEX1TPl2rAPAAuGlBkKnn2oUKQvnhTFlDIB8U/KDWX77FpHtL6Rcz+OwqSCWx9IClxACgyIEJ/GhIw==",
+      "dev": true
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/wrap-ansi": {
-      "version": "5.1.0",
+    "node_modules/solidity-coverage/node_modules/@types/node": {
+      "version": "12.19.4",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.19.4.tgz",
+      "integrity": "sha512-o3oj1bETk8kBwzz1WlO6JWL/AfAA3Vm6J1B3C9CsdxHYp7XgPiH7OEXPUbZTndHlRaIElrANkQfe6ZmfJb3H2w==",
+      "dev": true
+    },
+    "node_modules/solidity-coverage/node_modules/bignumber.js": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-9.0.1.tgz",
+      "integrity": "sha512-IdZR9mh6ahOBv/hYGiXyVuyCetmGJhtYkqLBpTStdhEGjegpPlUawydyaF3pbIOFynJTpllEs+NP+CS9jKFLjA==",
       "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "dependencies": {
-        "ansi-styles": "^3.2.0",
-        "string-width": "^3.0.0",
-        "strip-ansi": "^5.0.0"
-      },
       "engines": {
-        "node": ">=6"
+        "node": "*"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/wrappy": {
-      "version": "1.0.2",
-      "dev": true,
-      "inBundle": true,
-      "license": "ISC"
+    "node_modules/solidity-coverage/node_modules/bn.js": {
+      "version": "4.11.9",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.9.tgz",
+      "integrity": "sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw==",
+      "dev": true
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/y18n": {
-      "version": "4.0.0",
+    "node_modules/solidity-coverage/node_modules/debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
       "dev": true,
-      "inBundle": true,
-      "license": "ISC"
+      "dependencies": {
+        "ms": "2.0.0"
+      }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/yargs": {
-      "version": "13.2.4",
+    "node_modules/solidity-coverage/node_modules/ethereumjs-tx": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-2.1.2.tgz",
+      "integrity": "sha512-zZEK1onCeiORb0wyCXUvg94Ve5It/K6GD1K+26KfFKodiBiS6d9lfCXlUKGBBdQ+bv7Day+JK0tj1K+BeNFRAw==",
+      "deprecated": "New package name format for new versions: @ethereumjs/tx. Please update.",
       "dev": true,
-      "inBundle": true,
-      "license": "MIT",
       "dependencies": {
-        "cliui": "^5.0.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^2.0.1",
-        "os-locale": "^3.1.0",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^2.0.0",
-        "set-blocking": "^2.0.0",
-        "string-width": "^3.0.0",
-        "which-module": "^2.0.0",
-        "y18n": "^4.0.0",
-        "yargs-parser": "^13.1.0"
+        "ethereumjs-common": "^1.5.0",
+        "ethereumjs-util": "^6.0.0"
       }
     },
-    "node_modules/solidity-coverage/node_modules/ganache-cli/node_modules/yargs-parser": {
-      "version": "13.1.2",
+    "node_modules/solidity-coverage/node_modules/eventemitter3": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.4.tgz",
+      "integrity": "sha512-rlaVLnVxtxvoyLsQQFBx53YmXHDxRIzzTLbdfxqi4yocpSjAxXwkU0cScM5JgSKMqEhrZpnvQ2D9gjylR0AimQ==",
+      "dev": true
+    },
+    "node_modules/solidity-coverage/node_modules/fs-extra": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
+      "integrity": "sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==",
       "dev": true,
-      "inBundle": true,
-      "license": "ISC",
       "dependencies": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
+        "graceful-fs": "^4.2.0",
+        "jsonfile": "^4.0.0",
+        "universalify": "^0.1.0"
+      },
+      "engines": {
+        "node": ">=6 <7 || >=8"
       }
     },
     "node_modules/solidity-coverage/node_modules/get-stream": {
@@ -30080,6 +29189,30 @@
         "node": ">=4"
       }
     },
+    "node_modules/supports-hyperlinks": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/supports-hyperlinks/-/supports-hyperlinks-1.0.1.tgz",
+      "integrity": "sha512-HHi5kVSefKaJkGYXbDuKbUGRVxqnWGn3J2e39CYcNJEfWciGq2zYtOhXLTlvrOZW1QU7VX67w7fMmWafHX9Pfw==",
+      "dev": true,
+      "peer": true,
+      "dependencies": {
+        "has-flag": "^2.0.0",
+        "supports-color": "^5.0.0"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/supports-hyperlinks/node_modules/has-flag": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-2.0.0.tgz",
+      "integrity": "sha512-P+1n3MnwjR/Epg9BBo1KT8qbye2g2Ou4sFumihwt6I4tsUX7jnLcX4BTOSKg/B1ZrIYMN9FcEnG4x5a7NB8Eng==",
+      "dev": true,
+      "peer": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/swarm-js": {
       "version": "0.1.39",
       "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.39.tgz",
@@ -31506,15 +30639,6 @@
         "xtend": "^4.0.1"
       }
     },
-    "node_modules/truffle-safe-hdwallet-provider/node_modules/web3-provider-engine/node_modules/bignumber.js": {
-      "version": "2.0.7",
-      "resolved": "git+ssh://git@github.com/debris/bignumber.js.git#c7a38de919ed75e6fb6ba38051986e294b328df9",
-      "integrity": "sha512-DwT2boxxGge0DivE+foSM3uevB6PPCrk/kU85EuVf6PELqiyiriRqII0Z7t1NBzN5KxULOMrrW317B5aX/ylGQ==",
-      "license": "MIT",
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/truffle-safe-hdwallet-provider/node_modules/web3-provider-engine/node_modules/web3": {
       "version": "0.16.0",
       "resolved": "https://registry.npmjs.org/web3/-/web3-0.16.0.tgz",
@@ -32413,6 +31537,13 @@
       "deprecated": "Please see https://github.com/lydell/urix#deprecated",
       "dev": true
     },
+    "node_modules/url-join": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/url-join/-/url-join-4.0.1.tgz",
+      "integrity": "sha512-jk1+QP6ZJqyOiuEI9AEWQfju/nB2Pw466kbA0LEZljHwKeMgd9WrAEgEGxjPDD2+TNbbb37rTyhEfrCXfuKXnA==",
+      "dev": true,
+      "peer": true
+    },
     "node_modules/url-parse-lax": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-3.0.0.tgz",
@@ -34629,6 +33760,60 @@
         }
       }
     },
+    "@codechecks/client": {
+      "version": "0.1.12",
+      "resolved": "https://registry.npmjs.org/@codechecks/client/-/client-0.1.12.tgz",
+      "integrity": "sha512-2GHHvhO3kaOyxFXxOaiznlY8ARmz33/p+WQdhc2y6wzWw5eOl2wSwg1eZxx3LsWlAnB963Y4bd1YjZcGIhKRzA==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "bluebird": "^3.5.3",
+        "chalk": "^2.4.2",
+        "commander": "^2.19.0",
+        "debug": "^4.1.1",
+        "execa": "^1.0.0",
+        "glob": "^7.1.3",
+        "graceful-fs": "^4.1.15",
+        "js-yaml": "^3.13.1",
+        "json5": "^2.1.0",
+        "lodash": "^4.17.11",
+        "marked": "^0.7.0",
+        "marked-terminal": "^3.3.0",
+        "mkdirp": "^0.5.1",
+        "ms": "^2.1.1",
+        "promise": "^8.0.2",
+        "request": "^2.88.0",
+        "request-promise": "^4.2.2",
+        "ts-essentials": "^1.0.2",
+        "ts-node": "^8.0.2",
+        "url-join": "^4.0.0"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "2.20.3",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+          "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+          "dev": true,
+          "peer": true
+        },
+        "execa": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/execa/-/execa-1.0.0.tgz",
+          "integrity": "sha512-adbxcyWV46qiHyvSp50TKt05tB4tK3HcmF7/nxfAdhnox83seTDbwnaqKO4sXRy7roHAIFqJP/Rw/AuEbX61LA==",
+          "dev": true,
+          "peer": true,
+          "requires": {
+            "cross-spawn": "^6.0.0",
+            "get-stream": "^4.0.0",
+            "is-stream": "^1.1.0",
+            "npm-run-path": "^2.0.0",
+            "p-finally": "^1.0.0",
+            "signal-exit": "^3.0.0",
+            "strip-eof": "^1.0.0"
+          }
+        }
+      }
+    },
     "@daostack/arc": {
       "version": "0.0.1-rc.18",
       "resolved": "https://registry.npmjs.org/@daostack/arc/-/arc-0.0.1-rc.18.tgz",
@@ -36375,6 +35560,7 @@
         },
         "websocket": {
           "version": "git+ssh://git@github.com/web3-js/WebSocket-Node.git#ef5ea2f41daf4a2113b80c9223df884b4d56c400",
+          "integrity": "sha512-fS64f2anyRmFjuEVoqTbtgtV4Ay1dQ6kP078yM1RxnF0+9hNYk4iirrtII6FIoNoNgmhhIqzQaadEU6ZRpGoEw==",
           "dev": true,
           "from": "websocket@github:web3-js/WebSocket-Node#polyfill/globalThis",
           "requires": {
@@ -37104,6 +36290,13 @@
         "ansi-wrap": "0.1.0"
       }
     },
+    "ansicolors": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/ansicolors/-/ansicolors-0.3.2.tgz",
+      "integrity": "sha512-QXu7BPrP29VllRxH8GwB7x5iX5qWKAAMLqKQGWTeLWVlNHNOpVMJ91dsxQAIWXpjuW5wqvxu3Jd/nRjrJ+0pqg==",
+      "dev": true,
+      "peer": true
+    },
     "antlr4": {
       "version": "4.7.1",
       "resolved": "https://registry.npmjs.org/antlr4/-/antlr4-4.7.1.tgz",
@@ -37933,6 +37126,7 @@
     },
     "async-eventemitter": {
       "version": "git+ssh://git@github.com/ahultgren/async-eventemitter.git#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
+      "integrity": "sha512-r5kBYYiJl6FZbyCgL4UCGqdax5yJH9JFpOKbj66g3uPBy+9GxDNtC8eWbXGvC5HBNJtpo3NVismLbqrwjfvVcA==",
       "dev": true,
       "from": "async-eventemitter@github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
       "requires": {
@@ -40979,6 +40173,17 @@
         "rsvp": "^4.8.4"
       }
     },
+    "cardinal": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/cardinal/-/cardinal-2.1.1.tgz",
+      "integrity": "sha512-JSr5eOgoEymtYHBjNWyjrMqet9Am2miJhlfKNdqLp6zoeAh0KN5dRAcxlecj5mAJrmQomgiOBj35xHLrFjqBpw==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "ansicolors": "~0.3.2",
+        "redeyed": "~2.1.0"
+      }
+    },
     "caseless": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
@@ -41849,9 +41054,9 @@
           "dev": true
         },
         "qs": {
-          "version": "6.5.2",
-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+          "version": "6.5.3",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
           "dev": true
         },
         "request": {
@@ -43754,6 +42959,7 @@
       "dependencies": {
         "ethereumjs-abi": {
           "version": "git+ssh://git@github.com/ethereumjs/ethereumjs-abi.git#1cfbb13862f90f0b391d8a699544d5fe4dfb8c7b",
+          "integrity": "sha512-tjxVf4y42eaaXNrEwSk0dl+Q86iQFNXajoyVEh5g1d+jf38c4GPKas04SNOkk3jFpuzoFTLhc4AmhnPELQicjg==",
           "dev": true,
           "from": "ethereumjs-abi@git+https://github.com/ethereumjs/ethereumjs-abi.git",
           "requires": {
@@ -50985,9 +50191,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash._arrayfilter": {
       "version": "3.0.0",
@@ -51533,6 +50739,28 @@
       "integrity": "sha512-1RUZVgQlpJSPWYbFSpmudq5nHY1doEIv89gBtF0s4gW1GF2XorxcA/70M5vq7rLv0a6mhOUccRsqkwhwLCIQ2Q==",
       "dev": true
     },
+    "marked": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
+      "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==",
+      "dev": true,
+      "peer": true
+    },
+    "marked-terminal": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/marked-terminal/-/marked-terminal-3.3.0.tgz",
+      "integrity": "sha512-+IUQJ5VlZoAFsM5MHNT7g3RHSkA3eETqhRCdXv4niUMAKHQ7lb1yvAcuGPmm4soxhmtX13u4Li6ZToXtvSEH+A==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "ansi-escapes": "^3.1.0",
+        "cardinal": "^2.1.1",
+        "chalk": "^2.4.1",
+        "cli-table": "^0.3.1",
+        "node-emoji": "^1.4.1",
+        "supports-hyperlinks": "^1.0.1"
+      }
+    },
     "match-file": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/match-file/-/match-file-0.2.2.tgz",
@@ -54652,6 +53880,16 @@
         "strip-indent": "^2.0.0"
       }
     },
+    "redeyed": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/redeyed/-/redeyed-2.1.1.tgz",
+      "integrity": "sha512-FNpGGo1DycYAdnrKFxCMmKYgo/mILAqtRYbkdQD8Ep/Hk2PQ5+aEAEx+IU713RTDmuBaH0c8P5ZozurNu5ObRQ==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "esprima": "~4.0.0"
+      }
+    },
     "reduce-object": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/reduce-object/-/reduce-object-0.1.3.tgz",
@@ -55003,9 +54241,34 @@
       },
       "dependencies": {
         "qs": {
-          "version": "6.5.2",
-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
+          "version": "6.5.3",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA=="
+        }
+      }
+    },
+    "request-promise": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/request-promise/-/request-promise-4.2.6.tgz",
+      "integrity": "sha512-HCHI3DJJUakkOr8fNoCc73E5nU5bqITjOYFMDrKHYOXWXrgD/SBaC7LjwuPymUprRyuF06UK7hd/lMHkmUXglQ==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "bluebird": "^3.5.0",
+        "request-promise-core": "1.1.4",
+        "stealthy-require": "^1.1.1",
+        "tough-cookie": "^2.3.3"
+      },
+      "dependencies": {
+        "request-promise-core": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.4.tgz",
+          "integrity": "sha512-TTbAfBBRdWD7aNNOoVOBH4pN/KigV6LyapYNNlAPA8JwbovRti1E88m3sYAwsLi5ryhPKsE9APwnjFTgdUjTpw==",
+          "dev": true,
+          "peer": true,
+          "requires": {
+            "lodash": "^4.17.19"
+          }
         }
       }
     },
@@ -55865,6 +55128,7 @@
     },
     "scrypt-shim": {
       "version": "git+ssh://git@github.com/web3-js/scrypt-shim.git#aafdadda13e660e25e1c525d1f5b2443f5eb1ebb",
+      "integrity": "sha512-6IAk8+6BiN9lMNh5kgAYRPbi7+ejRsJIOX0jh4/I1V7phSsoaizjBGfDrZHpeAcq1IwOVlNetHS4/a+JR2hyZA==",
       "dev": true,
       "from": "scrypt-shim@github:web3-js/scrypt-shim",
       "requires": {
@@ -56719,781 +55983,6 @@
             "universalify": "^0.1.0"
           }
         },
-        "ganache-cli": {
-          "version": "6.12.1",
-          "resolved": "https://registry.npmjs.org/ganache-cli/-/ganache-cli-6.12.1.tgz",
-          "integrity": "sha512-zoefZLQpQyEJH9jgtVYgM+ENFLAC9iwys07IDCsju2Ieq9KSTLH89RxSP4bhizXKV/h/+qaWpfyCBGWnBfqgIQ==",
-          "dev": true,
-          "requires": {
-            "ethereumjs-util": "6.2.1",
-            "source-map-support": "0.5.12",
-            "yargs": "13.2.4"
-          },
-          "dependencies": {
-            "@types/bn.js": {
-              "version": "4.11.6",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "@types/node": "*"
-              }
-            },
-            "@types/node": {
-              "version": "14.11.2",
-              "bundled": true,
-              "dev": true
-            },
-            "@types/pbkdf2": {
-              "version": "3.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "@types/node": "*"
-              }
-            },
-            "@types/secp256k1": {
-              "version": "4.0.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "@types/node": "*"
-              }
-            },
-            "ansi-regex": {
-              "version": "4.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "ansi-styles": {
-              "version": "3.2.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "color-convert": "^1.9.0"
-              }
-            },
-            "base-x": {
-              "version": "3.0.8",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "safe-buffer": "^5.0.1"
-              }
-            },
-            "blakejs": {
-              "version": "1.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "bn.js": {
-              "version": "4.11.9",
-              "bundled": true,
-              "dev": true
-            },
-            "brorand": {
-              "version": "1.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "browserify-aes": {
-              "version": "1.2.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "buffer-xor": "^1.0.3",
-                "cipher-base": "^1.0.0",
-                "create-hash": "^1.1.0",
-                "evp_bytestokey": "^1.0.3",
-                "inherits": "^2.0.1",
-                "safe-buffer": "^5.0.1"
-              }
-            },
-            "bs58": {
-              "version": "4.0.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "base-x": "^3.0.2"
-              }
-            },
-            "bs58check": {
-              "version": "2.1.2",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "bs58": "^4.0.0",
-                "create-hash": "^1.1.0",
-                "safe-buffer": "^5.1.2"
-              }
-            },
-            "buffer-from": {
-              "version": "1.1.1",
-              "bundled": true,
-              "dev": true
-            },
-            "buffer-xor": {
-              "version": "1.0.3",
-              "bundled": true,
-              "dev": true
-            },
-            "camelcase": {
-              "version": "5.3.1",
-              "bundled": true,
-              "dev": true
-            },
-            "cipher-base": {
-              "version": "1.0.4",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.1",
-                "safe-buffer": "^5.0.1"
-              }
-            },
-            "cliui": {
-              "version": "5.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "string-width": "^3.1.0",
-                "strip-ansi": "^5.2.0",
-                "wrap-ansi": "^5.1.0"
-              }
-            },
-            "color-convert": {
-              "version": "1.9.3",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "color-name": "1.1.3"
-              }
-            },
-            "color-name": {
-              "version": "1.1.3",
-              "bundled": true,
-              "dev": true
-            },
-            "create-hash": {
-              "version": "1.2.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "cipher-base": "^1.0.1",
-                "inherits": "^2.0.1",
-                "md5.js": "^1.3.4",
-                "ripemd160": "^2.0.1",
-                "sha.js": "^2.4.0"
-              }
-            },
-            "create-hmac": {
-              "version": "1.1.7",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "cipher-base": "^1.0.3",
-                "create-hash": "^1.1.0",
-                "inherits": "^2.0.1",
-                "ripemd160": "^2.0.0",
-                "safe-buffer": "^5.0.1",
-                "sha.js": "^2.4.8"
-              }
-            },
-            "cross-spawn": {
-              "version": "6.0.5",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "nice-try": "^1.0.4",
-                "path-key": "^2.0.1",
-                "semver": "^5.5.0",
-                "shebang-command": "^1.2.0",
-                "which": "^1.2.9"
-              }
-            },
-            "decamelize": {
-              "version": "1.2.0",
-              "bundled": true,
-              "dev": true
-            },
-            "elliptic": {
-              "version": "6.5.3",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "bn.js": "^4.4.0",
-                "brorand": "^1.0.1",
-                "hash.js": "^1.0.0",
-                "hmac-drbg": "^1.0.0",
-                "inherits": "^2.0.1",
-                "minimalistic-assert": "^1.0.0",
-                "minimalistic-crypto-utils": "^1.0.0"
-              }
-            },
-            "emoji-regex": {
-              "version": "7.0.3",
-              "bundled": true,
-              "dev": true
-            },
-            "end-of-stream": {
-              "version": "1.4.4",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "once": "^1.4.0"
-              }
-            },
-            "ethereum-cryptography": {
-              "version": "0.1.3",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "@types/pbkdf2": "^3.0.0",
-                "@types/secp256k1": "^4.0.1",
-                "blakejs": "^1.1.0",
-                "browserify-aes": "^1.2.0",
-                "bs58check": "^2.1.2",
-                "create-hash": "^1.2.0",
-                "create-hmac": "^1.1.7",
-                "hash.js": "^1.1.7",
-                "keccak": "^3.0.0",
-                "pbkdf2": "^3.0.17",
-                "randombytes": "^2.1.0",
-                "safe-buffer": "^5.1.2",
-                "scrypt-js": "^3.0.0",
-                "secp256k1": "^4.0.1",
-                "setimmediate": "^1.0.5"
-              }
-            },
-            "ethereumjs-util": {
-              "version": "6.2.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "@types/bn.js": "^4.11.3",
-                "bn.js": "^4.11.0",
-                "create-hash": "^1.1.2",
-                "elliptic": "^6.5.2",
-                "ethereum-cryptography": "^0.1.3",
-                "ethjs-util": "0.1.6",
-                "rlp": "^2.2.3"
-              }
-            },
-            "ethjs-util": {
-              "version": "0.1.6",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "is-hex-prefixed": "1.0.0",
-                "strip-hex-prefix": "1.0.0"
-              }
-            },
-            "evp_bytestokey": {
-              "version": "1.0.3",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "md5.js": "^1.3.4",
-                "safe-buffer": "^5.1.1"
-              }
-            },
-            "execa": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "cross-spawn": "^6.0.0",
-                "get-stream": "^4.0.0",
-                "is-stream": "^1.1.0",
-                "npm-run-path": "^2.0.0",
-                "p-finally": "^1.0.0",
-                "signal-exit": "^3.0.0",
-                "strip-eof": "^1.0.0"
-              }
-            },
-            "find-up": {
-              "version": "3.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "locate-path": "^3.0.0"
-              }
-            },
-            "get-caller-file": {
-              "version": "2.0.5",
-              "bundled": true,
-              "dev": true
-            },
-            "get-stream": {
-              "version": "4.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "pump": "^3.0.0"
-              }
-            },
-            "hash-base": {
-              "version": "3.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.4",
-                "readable-stream": "^3.6.0",
-                "safe-buffer": "^5.2.0"
-              }
-            },
-            "hash.js": {
-              "version": "1.1.7",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.3",
-                "minimalistic-assert": "^1.0.1"
-              }
-            },
-            "hmac-drbg": {
-              "version": "1.0.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "hash.js": "^1.0.3",
-                "minimalistic-assert": "^1.0.0",
-                "minimalistic-crypto-utils": "^1.0.1"
-              }
-            },
-            "inherits": {
-              "version": "2.0.4",
-              "bundled": true,
-              "dev": true
-            },
-            "invert-kv": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "is-fullwidth-code-point": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "is-hex-prefixed": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "is-stream": {
-              "version": "1.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "isexe": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "keccak": {
-              "version": "3.0.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "node-addon-api": "^2.0.0",
-                "node-gyp-build": "^4.2.0"
-              }
-            },
-            "lcid": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "invert-kv": "^2.0.0"
-              }
-            },
-            "locate-path": {
-              "version": "3.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "p-locate": "^3.0.0",
-                "path-exists": "^3.0.0"
-              }
-            },
-            "map-age-cleaner": {
-              "version": "0.1.3",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "p-defer": "^1.0.0"
-              }
-            },
-            "md5.js": {
-              "version": "1.3.5",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "hash-base": "^3.0.0",
-                "inherits": "^2.0.1",
-                "safe-buffer": "^5.1.2"
-              }
-            },
-            "mem": {
-              "version": "4.3.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "map-age-cleaner": "^0.1.1",
-                "mimic-fn": "^2.0.0",
-                "p-is-promise": "^2.0.0"
-              }
-            },
-            "mimic-fn": {
-              "version": "2.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "minimalistic-assert": {
-              "version": "1.0.1",
-              "bundled": true,
-              "dev": true
-            },
-            "minimalistic-crypto-utils": {
-              "version": "1.0.1",
-              "bundled": true,
-              "dev": true
-            },
-            "nice-try": {
-              "version": "1.0.5",
-              "bundled": true,
-              "dev": true
-            },
-            "node-addon-api": {
-              "version": "2.0.2",
-              "bundled": true,
-              "dev": true
-            },
-            "node-gyp-build": {
-              "version": "4.2.3",
-              "bundled": true,
-              "dev": true
-            },
-            "npm-run-path": {
-              "version": "2.0.2",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "path-key": "^2.0.0"
-              }
-            },
-            "once": {
-              "version": "1.4.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "wrappy": "1"
-              }
-            },
-            "os-locale": {
-              "version": "3.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "execa": "^1.0.0",
-                "lcid": "^2.0.0",
-                "mem": "^4.0.0"
-              }
-            },
-            "p-defer": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "p-finally": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "p-is-promise": {
-              "version": "2.1.0",
-              "bundled": true,
-              "dev": true
-            },
-            "p-limit": {
-              "version": "2.3.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "p-try": "^2.0.0"
-              }
-            },
-            "p-locate": {
-              "version": "3.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "p-limit": "^2.0.0"
-              }
-            },
-            "p-try": {
-              "version": "2.2.0",
-              "bundled": true,
-              "dev": true
-            },
-            "path-exists": {
-              "version": "3.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "path-key": {
-              "version": "2.0.1",
-              "bundled": true,
-              "dev": true
-            },
-            "pbkdf2": {
-              "version": "3.1.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "create-hash": "^1.1.2",
-                "create-hmac": "^1.1.4",
-                "ripemd160": "^2.0.1",
-                "safe-buffer": "^5.0.1",
-                "sha.js": "^2.4.8"
-              }
-            },
-            "pump": {
-              "version": "3.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "end-of-stream": "^1.1.0",
-                "once": "^1.3.1"
-              }
-            },
-            "randombytes": {
-              "version": "2.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "safe-buffer": "^5.1.0"
-              }
-            },
-            "readable-stream": {
-              "version": "3.6.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.3",
-                "string_decoder": "^1.1.1",
-                "util-deprecate": "^1.0.1"
-              }
-            },
-            "require-directory": {
-              "version": "2.1.1",
-              "bundled": true,
-              "dev": true
-            },
-            "require-main-filename": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "ripemd160": {
-              "version": "2.0.2",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "hash-base": "^3.0.0",
-                "inherits": "^2.0.1"
-              }
-            },
-            "rlp": {
-              "version": "2.2.6",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "bn.js": "^4.11.1"
-              }
-            },
-            "safe-buffer": {
-              "version": "5.2.1",
-              "bundled": true,
-              "dev": true
-            },
-            "scrypt-js": {
-              "version": "3.0.1",
-              "bundled": true,
-              "dev": true
-            },
-            "secp256k1": {
-              "version": "4.0.2",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "elliptic": "^6.5.2",
-                "node-addon-api": "^2.0.0",
-                "node-gyp-build": "^4.2.0"
-              }
-            },
-            "semver": {
-              "version": "5.7.1",
-              "bundled": true,
-              "dev": true
-            },
-            "set-blocking": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "setimmediate": {
-              "version": "1.0.5",
-              "bundled": true,
-              "dev": true
-            },
-            "sha.js": {
-              "version": "2.4.11",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "inherits": "^2.0.1",
-                "safe-buffer": "^5.0.1"
-              }
-            },
-            "shebang-command": {
-              "version": "1.2.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "shebang-regex": "^1.0.0"
-              }
-            },
-            "shebang-regex": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "signal-exit": {
-              "version": "3.0.3",
-              "bundled": true,
-              "dev": true
-            },
-            "source-map": {
-              "version": "0.6.1",
-              "bundled": true,
-              "dev": true
-            },
-            "source-map-support": {
-              "version": "0.5.12",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "buffer-from": "^1.0.0",
-                "source-map": "^0.6.0"
-              }
-            },
-            "string_decoder": {
-              "version": "1.3.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "safe-buffer": "~5.2.0"
-              }
-            },
-            "string-width": {
-              "version": "3.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "emoji-regex": "^7.0.1",
-                "is-fullwidth-code-point": "^2.0.0",
-                "strip-ansi": "^5.1.0"
-              }
-            },
-            "strip-ansi": {
-              "version": "5.2.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "ansi-regex": "^4.1.0"
-              }
-            },
-            "strip-eof": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "strip-hex-prefix": {
-              "version": "1.0.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "is-hex-prefixed": "1.0.0"
-              }
-            },
-            "util-deprecate": {
-              "version": "1.0.2",
-              "bundled": true,
-              "dev": true
-            },
-            "which": {
-              "version": "1.3.1",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "isexe": "^2.0.0"
-              }
-            },
-            "which-module": {
-              "version": "2.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "wrap-ansi": {
-              "version": "5.1.0",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "ansi-styles": "^3.2.0",
-                "string-width": "^3.0.0",
-                "strip-ansi": "^5.0.0"
-              }
-            },
-            "wrappy": {
-              "version": "1.0.2",
-              "bundled": true,
-              "dev": true
-            },
-            "y18n": {
-              "version": "4.0.0",
-              "bundled": true,
-              "dev": true
-            },
-            "yargs": {
-              "version": "13.2.4",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "cliui": "^5.0.0",
-                "find-up": "^3.0.0",
-                "get-caller-file": "^2.0.1",
-                "os-locale": "^3.1.0",
-                "require-directory": "^2.1.1",
-                "require-main-filename": "^2.0.0",
-                "set-blocking": "^2.0.0",
-                "string-width": "^3.0.0",
-                "which-module": "^2.0.0",
-                "y18n": "^4.0.0",
-                "yargs-parser": "^13.1.0"
-              }
-            },
-            "yargs-parser": {
-              "version": "13.1.2",
-              "bundled": true,
-              "dev": true,
-              "requires": {
-                "camelcase": "^5.0.0",
-                "decamelize": "^1.2.0"
-              }
-            }
-          }
-        },
         "get-stream": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
@@ -58627,6 +57116,26 @@
         "has-flag": "^3.0.0"
       }
     },
+    "supports-hyperlinks": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/supports-hyperlinks/-/supports-hyperlinks-1.0.1.tgz",
+      "integrity": "sha512-HHi5kVSefKaJkGYXbDuKbUGRVxqnWGn3J2e39CYcNJEfWciGq2zYtOhXLTlvrOZW1QU7VX67w7fMmWafHX9Pfw==",
+      "dev": true,
+      "peer": true,
+      "requires": {
+        "has-flag": "^2.0.0",
+        "supports-color": "^5.0.0"
+      },
+      "dependencies": {
+        "has-flag": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-2.0.0.tgz",
+          "integrity": "sha512-P+1n3MnwjR/Epg9BBo1KT8qbye2g2Ou4sFumihwt6I4tsUX7jnLcX4BTOSKg/B1ZrIYMN9FcEnG4x5a7NB8Eng==",
+          "dev": true,
+          "peer": true
+        }
+      }
+    },
     "swarm-js": {
       "version": "0.1.39",
       "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.39.tgz",
@@ -59901,6 +58410,7 @@
       "dependencies": {
         "bignumber.js": {
           "version": "git+ssh://git@github.com/frozeman/bignumber.js-nolookahead.git#57692b3ecfc98bbdd6b3a516cb2353652ea49934",
+          "integrity": "sha512-mG6Bne4TAf3AiIVjoffrbhuenKhbRqKqBRrbFzGUABDcaxBpCpXvhcsgdG6HR5ej+CED58tgV47sgk5W84Wrcg==",
           "dev": true,
           "from": "bignumber.js@git+https://github.com/frozeman/bignumber.js-nolookahead.git"
         },
@@ -59959,6 +58469,7 @@
         },
         "bignumber.js": {
           "version": "git+ssh://git@github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2",
+          "integrity": "sha512-k55rLoPK7DNCwjO/+Esh5n3lNF+lKwzfIIak1alqxXhrXsInC69JJKwEjAyCB8+IehSFkObzxzzu9URR+Q4pyA==",
           "from": "bignumber.js@git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2"
         },
         "clone": {
@@ -60032,10 +58543,6 @@
             "xtend": "^4.0.1"
           },
           "dependencies": {
-            "bignumber.js": {
-              "version": "git+ssh://git@github.com/debris/bignumber.js.git#c7a38de919ed75e6fb6ba38051986e294b328df9",
-              "from": "bignumber.js@git+https://github.com/debris/bignumber.js.git#master"
-            },
             "web3": {
               "version": "0.16.0",
               "resolved": "https://registry.npmjs.org/web3/-/web3-0.16.0.tgz",
@@ -60528,6 +59035,13 @@
       "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
       "dev": true
     },
+    "url-join": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/url-join/-/url-join-4.0.1.tgz",
+      "integrity": "sha512-jk1+QP6ZJqyOiuEI9AEWQfju/nB2Pw466kbA0LEZljHwKeMgd9WrAEgEGxjPDD2+TNbbb37rTyhEfrCXfuKXnA==",
+      "dev": true,
+      "peer": true
+    },
     "url-parse-lax": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-3.0.0.tgz",
@@ -61250,6 +59764,7 @@
         },
         "websocket": {
           "version": "git+ssh://git@github.com/web3-js/WebSocket-Node.git#905deb4812572b344f5801f8c9ce8bb02799d82e",
+          "integrity": "sha512-t3z6NLuJsNkGiKb3PoOx6p6eMTu7Ljkcwgtveqd4aWXnSZBJHbXljdF6rYSSNUW96Q+ciZW5Vunck0i23wDwWQ==",
           "dev": true,
           "from": "websocket@github:web3-js/WebSocket-Node#polyfill/globalThis",
           "requires": {