diff --git a/demo/package-lock.json b/demo/package-lock.json
index 3855e50..d8b58f8 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -2439,10 +2439,7 @@
         "@commitlint/ensure": {
           "version": "8.3.4",
           "resolved": "https://registry.npmjs.org/@commitlint/ensure/-/ensure-8.3.4.tgz",
-          "integrity": "sha512-8NW77VxviLhD16O3EUd02lApMFnrHexq10YS4F4NftNoErKbKaJ0YYedktk2boKrtNRf/gQHY/Qf65edPx4ipw==",
-          "requires": {
-            "lodash": "4.17.15"
-          }
+          "integrity": "sha512-8NW77VxviLhD16O3EUd02lApMFnrHexq10YS4F4NftNoErKbKaJ0YYedktk2boKrtNRf/gQHY/Qf65edPx4ipw=="
         },
         "@commitlint/execute-rule": {
           "version": "8.3.4",
@@ -2480,8 +2477,7 @@
             "@commitlint/is-ignored": "^8.3.5",
             "@commitlint/parse": "^8.3.4",
             "@commitlint/rules": "^8.3.4",
-            "babel-runtime": "^6.23.0",
-            "lodash": "4.17.15"
+            "babel-runtime": "^6.23.0"
           }
         },
         "@commitlint/load": {
@@ -2494,7 +2490,6 @@
             "babel-runtime": "^6.23.0",
             "chalk": "2.4.2",
             "cosmiconfig": "^5.2.0",
-            "lodash": "4.17.15",
             "resolve-from": "^5.0.0"
           }
         },
@@ -2530,7 +2525,6 @@
           "integrity": "sha512-nHhFAK29qiXNe6oH6uG5wqBnCR+BQnxlBW/q5fjtxIaQALgfoNLHwLS9exzbIRFqwJckpR6yMCfgMbmbAOtklQ==",
           "requires": {
             "import-fresh": "^3.0.0",
-            "lodash": "4.17.15",
             "resolve-from": "^5.0.0",
             "resolve-global": "^1.0.0"
           }
@@ -5156,7 +5150,6 @@
                 "babel-polyfill": "6.26.0",
                 "chalk": "2.4.2",
                 "get-stdin": "7.0.0",
-                "lodash": "4.17.15",
                 "meow": "5.0.0",
                 "resolve-from": "5.0.0",
                 "resolve-global": "1.0.0"
@@ -11068,11 +11061,6 @@
             "path-exists": "^3.0.0"
           }
         },
-        "lodash": {
-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
-        },
         "lodash._baseisequal": {
           "version": "3.0.7",
           "resolved": "https://registry.npmjs.org/lodash._baseisequal/-/lodash._baseisequal-3.0.7.tgz",
@@ -19251,9 +19239,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.19",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
+      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
     },
     "lodash.memoize": {
       "version": "4.1.2",