diff --git a/package-lock.json b/package-lock.json
index 9516c40..cfd365b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -994,10 +994,21 @@
       "dev": true
     },
     "async": {
-      "version": "1.5.2",
-      "resolved": "https://npm.artofcontext.com/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
-      "dev": true
+      "version": "2.6.4",
+      "resolved": "https://npm.artofcontext.com/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "dev": true,
+      "requires": {
+        "lodash": "^4.17.14"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://npm.artofcontext.com/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+          "dev": true
+        }
+      }
     },
     "async-each": {
       "version": "1.0.2",
@@ -1192,6 +1203,16 @@
         "unset-value": "^1.0.0"
       }
     },
+    "call-bind": {
+      "version": "1.0.2",
+      "resolved": "https://npm.artofcontext.com/call-bind/-/call-bind-1.0.2.tgz",
+      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
+      "dev": true,
+      "requires": {
+        "function-bind": "^1.1.1",
+        "get-intrinsic": "^1.0.2"
+      }
+    },
     "callsites": {
       "version": "3.0.0",
       "resolved": "https://npm.artofcontext.com/callsites/-/callsites-3.0.0.tgz",
@@ -1638,9 +1659,9 @@
       }
     },
     "ecstatic": {
-      "version": "3.3.1",
-      "resolved": "https://npm.artofcontext.com/ecstatic/-/ecstatic-3.3.1.tgz",
-      "integrity": "sha512-/rrctvxZ78HMI/tPIsqdvFKHHscxR3IJuKrZI2ZoUgkt2SiufyLFBmcco+aqQBIu6P1qBsUNG3drAAGLx80vTQ==",
+      "version": "3.3.2",
+      "resolved": "https://npm.artofcontext.com/ecstatic/-/ecstatic-3.3.2.tgz",
+      "integrity": "sha512-fLf9l1hnwrHI2xn9mEDT7KIi22UDqA2jaCwyCbSUJh9a1V+LEUSL/JO/6TIz/QyuBURWUHrFL5Kg2TtO1bkkog==",
       "dev": true,
       "requires": {
         "he": "^1.1.1",
@@ -1650,9 +1671,9 @@
       },
       "dependencies": {
         "minimist": {
-          "version": "1.2.0",
-          "resolved": "https://npm.artofcontext.com/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
+          "version": "1.2.7",
+          "resolved": "https://npm.artofcontext.com/minimist/-/minimist-1.2.7.tgz",
+          "integrity": "sha512-bzfL1YUZsP41gmu/qjrEk0Q6i2ix/cVeAhbCbqH9u3zYutS1cLg00qhrD0M2MVdCcx4Sc0UpP2eBWo9rotpq6g==",
           "dev": true
         }
       }
@@ -1859,9 +1880,9 @@
       }
     },
     "eventemitter3": {
-      "version": "3.1.0",
-      "resolved": "https://npm.artofcontext.com/eventemitter3/-/eventemitter3-3.1.0.tgz",
-      "integrity": "sha512-ivIvhpq/Y0uSjcHDcOIccjmYjGLcP09MFGE7ysAwkAvkXfpZlC985pH2/ui64DKazbTW/4kN3yqozUxlXzI6cA==",
+      "version": "4.0.7",
+      "resolved": "https://npm.artofcontext.com/eventemitter3/-/eventemitter3-4.0.7.tgz",
+      "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==",
       "dev": true
     },
     "execa": {
@@ -2173,13 +2194,10 @@
       "dev": true
     },
     "follow-redirects": {
-      "version": "1.7.0",
-      "resolved": "https://npm.artofcontext.com/follow-redirects/-/follow-redirects-1.7.0.tgz",
-      "integrity": "sha512-m/pZQy4Gj287eNy94nivy5wchN3Kp+Q5WgUPNy5lJSZ3sgkVKSYV/ZChMAQVIgx1SqfZ2zBZtPA2YlXIWxxJOQ==",
-      "dev": true,
-      "requires": {
-        "debug": "^3.2.6"
-      }
+      "version": "1.15.2",
+      "resolved": "https://npm.artofcontext.com/follow-redirects/-/follow-redirects-1.15.2.tgz",
+      "integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==",
+      "dev": true
     },
     "for-in": {
       "version": "1.0.2",
@@ -2803,6 +2821,25 @@
       "integrity": "sha1-6td0q+5y4gQJQzoGY2YCPdaIekE=",
       "dev": true
     },
+    "get-intrinsic": {
+      "version": "1.1.3",
+      "resolved": "https://npm.artofcontext.com/get-intrinsic/-/get-intrinsic-1.1.3.tgz",
+      "integrity": "sha512-QJVz1Tj7MS099PevUG5jvnt9tSkXN8K14dxQlikJuPt4uD9hHAHjLyLBiLR5zELelBdD9QNRAXZzsJx0WaDL9A==",
+      "dev": true,
+      "requires": {
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
+        "has-symbols": "^1.0.3"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.3",
+          "resolved": "https://npm.artofcontext.com/has-symbols/-/has-symbols-1.0.3.tgz",
+          "integrity": "sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A==",
+          "dev": true
+        }
+      }
+    },
     "get-stream": {
       "version": "4.1.0",
       "resolved": "https://npm.artofcontext.com/get-stream/-/get-stream-4.1.0.tgz",
@@ -2985,20 +3022,20 @@
       }
     },
     "http-proxy": {
-      "version": "1.17.0",
-      "resolved": "https://npm.artofcontext.com/http-proxy/-/http-proxy-1.17.0.tgz",
-      "integrity": "sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==",
+      "version": "1.18.1",
+      "resolved": "https://npm.artofcontext.com/http-proxy/-/http-proxy-1.18.1.tgz",
+      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
       "dev": true,
       "requires": {
-        "eventemitter3": "^3.0.0",
+        "eventemitter3": "^4.0.0",
         "follow-redirects": "^1.0.0",
         "requires-port": "^1.0.0"
       }
     },
     "http-server": {
-      "version": "0.11.1",
-      "resolved": "https://npm.artofcontext.com/http-server/-/http-server-0.11.1.tgz",
-      "integrity": "sha512-6JeGDGoujJLmhjiRGlt8yK8Z9Kl0vnl/dQoQZlc4oeqaUoAKQg94NILLfrY3oWzSyFaQCVNTcKE5PZ3cH8VP9w==",
+      "version": "0.11.2",
+      "resolved": "https://npm.artofcontext.com/http-server/-/http-server-0.11.2.tgz",
+      "integrity": "sha512-Gp1ka7W4MLjFz8CLhFmUWa+uIf7cq93O4DZv8X0ZmNS1L4P2dbMkmlBeYhb0hGaI3M0Y1xM4waWgnIf/5Hp7dQ==",
       "dev": true,
       "requires": {
         "colors": "1.0.3",
@@ -3008,7 +3045,7 @@
         "opener": "~1.4.0",
         "optimist": "0.6.x",
         "portfinder": "^1.0.13",
-        "union": "~0.4.3"
+        "union": "^0.5.0"
       }
     },
     "http-signature": {
@@ -3829,6 +3866,12 @@
         }
       }
     },
+    "object-inspect": {
+      "version": "1.12.2",
+      "resolved": "https://npm.artofcontext.com/object-inspect/-/object-inspect-1.12.2.tgz",
+      "integrity": "sha512-z+cPxW0QGUp0mcqcsgQyLVRDoXFQbXOwBaqyF7VIgI4TWNQsDHrBpUQslRmIfAoYWdYzs6UlKJtB2XJpTaNSpQ==",
+      "dev": true
+    },
     "object-keys": {
       "version": "1.1.0",
       "resolved": "https://npm.artofcontext.com/object-keys/-/object-keys-1.1.0.tgz",
@@ -4105,30 +4148,39 @@
       }
     },
     "portfinder": {
-      "version": "1.0.20",
-      "resolved": "https://npm.artofcontext.com/portfinder/-/portfinder-1.0.20.tgz",
-      "integrity": "sha512-Yxe4mTyDzTd59PZJY4ojZR8F+E5e97iq2ZOHPz3HDgSvYC5siNad2tLooQ5y5QHyQhc3xVqvyk/eNA3wuoa7Sw==",
+      "version": "1.0.32",
+      "resolved": "https://npm.artofcontext.com/portfinder/-/portfinder-1.0.32.tgz",
+      "integrity": "sha512-on2ZJVVDXRADWE6jnQaX0ioEylzgBpQk8r55NE4wjXW1ZxO+BgDlY6DXwj20i0V8eB4SenDQ00WEaxfiIQPcxg==",
       "dev": true,
       "requires": {
-        "async": "^1.5.2",
-        "debug": "^2.2.0",
-        "mkdirp": "0.5.x"
+        "async": "^2.6.4",
+        "debug": "^3.2.7",
+        "mkdirp": "^0.5.6"
       },
       "dependencies": {
         "debug": {
-          "version": "2.6.9",
-          "resolved": "https://npm.artofcontext.com/debug/-/debug-2.6.9.tgz",
-          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "version": "3.2.7",
+          "resolved": "https://npm.artofcontext.com/debug/-/debug-3.2.7.tgz",
+          "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
           "dev": true,
           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.1"
           }
         },
-        "ms": {
-          "version": "2.0.0",
-          "resolved": "https://npm.artofcontext.com/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+        "minimist": {
+          "version": "1.2.7",
+          "resolved": "https://npm.artofcontext.com/minimist/-/minimist-1.2.7.tgz",
+          "integrity": "sha512-bzfL1YUZsP41gmu/qjrEk0Q6i2ix/cVeAhbCbqH9u3zYutS1cLg00qhrD0M2MVdCcx4Sc0UpP2eBWo9rotpq6g==",
           "dev": true
+        },
+        "mkdirp": {
+          "version": "0.5.6",
+          "resolved": "https://npm.artofcontext.com/mkdirp/-/mkdirp-0.5.6.tgz",
+          "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
+          "dev": true,
+          "requires": {
+            "minimist": "^1.2.6"
+          }
         }
       }
     },
@@ -4195,10 +4247,13 @@
       "dev": true
     },
     "qs": {
-      "version": "2.3.3",
-      "resolved": "https://npm.artofcontext.com/qs/-/qs-2.3.3.tgz",
-      "integrity": "sha1-6eha2+ddoLvkyOBHaghikPhjtAQ=",
-      "dev": true
+      "version": "6.11.0",
+      "resolved": "https://npm.artofcontext.com/qs/-/qs-6.11.0.tgz",
+      "integrity": "sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==",
+      "dev": true,
+      "requires": {
+        "side-channel": "^1.0.4"
+      }
     },
     "readable-stream": {
       "version": "2.3.6",
@@ -4380,9 +4435,9 @@
           }
         },
         "qs": {
-          "version": "6.5.2",
-          "resolved": "https://npm.artofcontext.com/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+          "version": "6.5.3",
+          "resolved": "https://npm.artofcontext.com/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
           "dev": true
         }
       }
@@ -4556,6 +4611,17 @@
       "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=",
       "dev": true
     },
+    "side-channel": {
+      "version": "1.0.4",
+      "resolved": "https://npm.artofcontext.com/side-channel/-/side-channel-1.0.4.tgz",
+      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
+      "dev": true,
+      "requires": {
+        "call-bind": "^1.0.0",
+        "get-intrinsic": "^1.0.2",
+        "object-inspect": "^1.9.0"
+      }
+    },
     "signal-exit": {
       "version": "3.0.2",
       "resolved": "https://npm.artofcontext.com/signal-exit/-/signal-exit-3.0.2.tgz",
@@ -5121,12 +5187,12 @@
       "dev": true
     },
     "union": {
-      "version": "0.4.6",
-      "resolved": "https://npm.artofcontext.com/union/-/union-0.4.6.tgz",
-      "integrity": "sha1-GY+9rrolTniLDvy2MLwR8kopWeA=",
+      "version": "0.5.0",
+      "resolved": "https://npm.artofcontext.com/union/-/union-0.5.0.tgz",
+      "integrity": "sha512-N6uOhuW6zO95P3Mel2I2zMsbsanvvtgn6jVqJv4vbVcz/JN0OkL9suomjQGmWtxJQXOCqUJvquc1sMeNz/IwlA==",
       "dev": true,
       "requires": {
-        "qs": "~2.3.3"
+        "qs": "^6.4.0"
       }
     },
     "union-value": {
diff --git a/package.json b/package.json
index 8082ae0..291b399 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@types/mocha": "^5.2.6",
     "chai": "^4.2.0",
     "eslint": "^5.16.0",
-    "http-server": "^0.11.1",
+    "http-server": "^0.11.2",
     "mocha": "^6.0.2",
     "node-fetch": "^2.3.0",
     "start-server-and-test": "^1.7.13"