diff --git a/package-lock.json b/package-lock.json
index 15d030e..caa4ab0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "simple-ts-react-app",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2560,13 +2560,21 @@
       "dev": true
     },
     "camel-case": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-3.0.0.tgz",
-      "integrity": "sha1-yjw2iKTpzzpM2nd9xNy8cTJJz3M=",
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-4.1.1.tgz",
+      "integrity": "sha512-7fa2WcG4fYFkclIvEmxBbTvmibwF2/agfEBc6q3lOpVu0A13ltLsA+Hr/8Hp6kp5f+G7hKi6t8lys6XxP+1K6Q==",
       "dev": true,
       "requires": {
-        "no-case": "^2.2.0",
-        "upper-case": "^1.1.1"
+        "pascal-case": "^3.1.1",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
       }
     },
     "camelcase": {
@@ -2819,9 +2827,9 @@
       }
     },
     "clean-css": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.1.tgz",
-      "integrity": "sha512-4ZxI6dy4lrY6FHzfiy1aEOXgu4LIsW2MhwG0VBKdcoGoH/XLFgaHSdLTGr4O8Be6A8r3MOphEiI8Gc1n0ecf3g==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.3.tgz",
+      "integrity": "sha512-VcMWDN54ZN/DS+g58HYL5/n4Zrqe8vHJpGA8KdgUXFU4fuP/aHNw8eld9SyEIyabIMJX/0RaY/fplOo5hYLSFA==",
       "dev": true,
       "requires": {
         "source-map": "~0.6.0"
@@ -3715,6 +3723,24 @@
         "domelementtype": "1"
       }
     },
+    "dot-case": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/dot-case/-/dot-case-3.0.3.tgz",
+      "integrity": "sha512-7hwEmg6RiSQfm/GwPL4AAWXKy3YNNZA3oFv2Pdiey0mwkRCPZ9x6SZbkLcn8Ma5PYeVokzoD4Twv2n7LKp5WeA==",
+      "dev": true,
+      "requires": {
+        "no-case": "^3.0.3",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
+      }
+    },
     "duplexify": {
       "version": "3.6.1",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.6.1.tgz",
@@ -4610,7 +4636,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -4631,12 +4658,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -4651,17 +4680,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -4778,7 +4810,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -4790,6 +4823,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -4804,6 +4838,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -4811,12 +4846,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -4835,6 +4872,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -4915,7 +4953,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -4927,6 +4966,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -5012,7 +5052,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -5048,6 +5089,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -5067,6 +5109,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5110,12 +5153,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -5601,53 +5646,121 @@
       "integrity": "sha1-DfKTUfByEWNRXfueVUPl9u7VFi8=",
       "dev": true
     },
-    "html-minifier": {
-      "version": "3.5.21",
-      "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-3.5.21.tgz",
-      "integrity": "sha512-LKUKwuJDhxNa3uf/LPR/KVjm/l3rBqtYeCOAekvG8F1vItxMUpueGd94i/asDDr8/1u7InxzFA5EeGjhhG5mMA==",
+    "html-minifier-terser": {
+      "version": "5.0.4",
+      "resolved": "https://registry.npmjs.org/html-minifier-terser/-/html-minifier-terser-5.0.4.tgz",
+      "integrity": "sha512-fHwmKQ+GzhlqdxEtwrqLT7MSuheiA+rif5/dZgbz3GjoMXJzcRzy1L9NXoiiyxrnap+q5guSiv8Tz5lrh9g42g==",
       "dev": true,
       "requires": {
-        "camel-case": "3.0.x",
-        "clean-css": "4.2.x",
-        "commander": "2.17.x",
-        "he": "1.2.x",
-        "param-case": "2.1.x",
-        "relateurl": "0.2.x",
-        "uglify-js": "3.4.x"
+        "camel-case": "^4.1.1",
+        "clean-css": "^4.2.3",
+        "commander": "^4.1.1",
+        "he": "^1.2.0",
+        "param-case": "^3.0.3",
+        "relateurl": "^0.2.7",
+        "terser": "^4.6.3"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-4.1.1.tgz",
+          "integrity": "sha512-NOKm8xhkzAjzFx8B2v5OAHT+u5pRQc2UCa2Vq9jYL/31o2wi9mxBA7LIFs3sV5VSC49z6pEhfbMULvShKj26WA==",
+          "dev": true
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        },
+        "source-map-support": {
+          "version": "0.5.16",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.16.tgz",
+          "integrity": "sha512-efyLRJDr68D9hBBNIPWFjhpFzURh+KJykQwvMyW5UiZzYwoF6l4YMMDIJJEyFWxWCqfyxLzz6tSfUFR+kXXsVQ==",
+          "dev": true,
+          "requires": {
+            "buffer-from": "^1.0.0",
+            "source-map": "^0.6.0"
+          }
+        },
+        "terser": {
+          "version": "4.6.7",
+          "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.7.tgz",
+          "integrity": "sha512-fmr7M1f7DBly5cX2+rFDvmGBAaaZyPrHYK4mMdHEDAdNTqXSZgSOfqsfGq2HqPGT/1V0foZZuCZFx8CHKgAk3g==",
+          "dev": true,
+          "requires": {
+            "commander": "^2.20.0",
+            "source-map": "~0.6.1",
+            "source-map-support": "~0.5.12"
+          },
+          "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
+            }
+          }
+        }
       }
     },
     "html-webpack-plugin": {
-      "version": "3.2.0",
-      "resolved": "http://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-3.2.0.tgz",
-      "integrity": "sha1-sBq71yOsqqeze2r0SS69oD2d03s=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-4.0.0.tgz",
+      "integrity": "sha512-CcSN3T6gpugW5fpktj/pp1jjst6d4+d+jIU9zrkMblprVfF8JF5Z+kuSiizss/ZHQW/QCnFRxvoBu9V8z2P6BQ==",
       "dev": true,
       "requires": {
-        "html-minifier": "^3.2.3",
-        "loader-utils": "^0.2.16",
-        "lodash": "^4.17.3",
-        "pretty-error": "^2.0.2",
-        "tapable": "^1.0.0",
-        "toposort": "^1.0.0",
+        "html-minifier-terser": "^5.0.1",
+        "loader-utils": "^1.2.3",
+        "lodash": "^4.17.15",
+        "pretty-error": "^2.1.1",
+        "tapable": "^1.1.3",
         "util.promisify": "1.0.0"
       },
       "dependencies": {
-        "json5": {
-          "version": "0.5.1",
-          "resolved": "http://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
-          "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
+        "big.js": {
+          "version": "5.2.2",
+          "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
+          "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==",
           "dev": true
         },
+        "emojis-list": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-3.0.0.tgz",
+          "integrity": "sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q==",
+          "dev": true
+        },
+        "json5": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
+          "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+          "dev": true,
+          "requires": {
+            "minimist": "^1.2.0"
+          }
+        },
         "loader-utils": {
-          "version": "0.2.17",
-          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-0.2.17.tgz",
-          "integrity": "sha1-+G5jdNQyBabmxg6RlvF8Apm/s0g=",
+          "version": "1.4.0",
+          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.4.0.tgz",
+          "integrity": "sha512-qH0WSMBtn/oHuwjy/NucEgbx5dbxxnxup9s4PVXJUDHZBQY+s0NWA9rJf53RBnQZxfch7euUui7hpoAPvALZdA==",
           "dev": true,
           "requires": {
-            "big.js": "^3.1.3",
-            "emojis-list": "^2.0.0",
-            "json5": "^0.5.0",
-            "object-assign": "^4.0.1"
+            "big.js": "^5.2.2",
+            "emojis-list": "^3.0.0",
+            "json5": "^1.0.1"
           }
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
+        "tapable": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.1.3.tgz",
+          "integrity": "sha512-4WK/bYZmj8xLr+HUCODHGF1ZFzsYffasLUgEiMBY4fgtltdO6B4WJtlSbPaDTLpYTcGVwM2qLnFTICEcNxs3kA==",
+          "dev": true
         }
       }
     },
@@ -7452,10 +7565,21 @@
       }
     },
     "lower-case": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-1.1.4.tgz",
-      "integrity": "sha1-miyr0bno4K6ZOkv31YdcOcQujqw=",
-      "dev": true
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/lower-case/-/lower-case-2.0.1.tgz",
+      "integrity": "sha512-LiWgfDLLb1dwbFQZsSglpRj+1ctGnayXz3Uv0/WO8n558JycT5fg6zkNcnW0G68Nn0aEldTFeEfmjCfmqry/rQ==",
+      "dev": true,
+      "requires": {
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
+      }
     },
     "lru-cache": {
       "version": "4.1.5",
@@ -7973,12 +8097,21 @@
       "dev": true
     },
     "no-case": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/no-case/-/no-case-2.3.2.tgz",
-      "integrity": "sha512-rmTZ9kz+f3rCvK2TD1Ue/oZlns7OGoIWP4fc3llxxRXlOkHKoWPPWJOfFYpITabSow43QJbRIoHQXtt10VldyQ==",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.3.tgz",
+      "integrity": "sha512-ehY/mVQCf9BL0gKfsJBvFJen+1V//U+0HQMPrWct40ixE4jnv0bfvxDbWtAHL9EcaPEOJHVVYKoQn1TlZUB8Tw==",
       "dev": true,
       "requires": {
-        "lower-case": "^1.1.1"
+        "lower-case": "^2.0.1",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
       }
     },
     "node-forge": {
@@ -8631,12 +8764,21 @@
       }
     },
     "param-case": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/param-case/-/param-case-2.1.1.tgz",
-      "integrity": "sha1-35T9jPZTHs915r75oIWPvHK+Ikc=",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/param-case/-/param-case-3.0.3.tgz",
+      "integrity": "sha512-VWBVyimc1+QrzappRs7waeN2YmoZFCGXWASRYX1/rGHtXqEcrGEIDm+jqIwFa2fRXNgQEwrxaYuIrX0WcAguTA==",
       "dev": true,
       "requires": {
-        "no-case": "^2.2.0"
+        "dot-case": "^3.0.3",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
       }
     },
     "parse-asn1": {
@@ -8688,6 +8830,24 @@
       "integrity": "sha1-/CidTtiZMRlGDBViUyYs3I3mW/M=",
       "dev": true
     },
+    "pascal-case": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/pascal-case/-/pascal-case-3.1.1.tgz",
+      "integrity": "sha512-XIeHKqIrsquVTQL2crjq3NfJUxmdLasn3TYOU0VBM+UX2a6ztAWBlJQBePLGY7VHW8+2dRadeIPK5+KImwTxQA==",
+      "dev": true,
+      "requires": {
+        "no-case": "^3.0.3",
+        "tslib": "^1.10.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "1.11.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+          "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
+          "dev": true
+        }
+      }
+    },
     "pascalcase": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/pascalcase/-/pascalcase-0.1.1.tgz",
@@ -9802,66 +9962,16 @@
       "dev": true
     },
     "renderkid": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/renderkid/-/renderkid-2.0.2.tgz",
-      "integrity": "sha512-FsygIxevi1jSiPY9h7vZmBFUbAOcbYm9UwyiLNdVsLRs/5We9Ob5NMPbGYUTWiLq5L+ezlVdE0A8bbME5CWTpg==",
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/renderkid/-/renderkid-2.0.3.tgz",
+      "integrity": "sha512-z8CLQp7EZBPCwCnncgf9C4XAi3WR0dv+uWu/PjIyhhAb5d6IJ/QZqlHFprHeKT+59//V6BNUsLbvN8+2LarxGA==",
       "dev": true,
       "requires": {
         "css-select": "^1.1.0",
-        "dom-converter": "~0.2",
-        "htmlparser2": "~3.3.0",
+        "dom-converter": "^0.2",
+        "htmlparser2": "^3.3.0",
         "strip-ansi": "^3.0.0",
         "utila": "^0.4.0"
-      },
-      "dependencies": {
-        "domhandler": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-2.1.0.tgz",
-          "integrity": "sha1-0mRvXlf2w7qxHPbLBdPArPdBJZQ=",
-          "dev": true,
-          "requires": {
-            "domelementtype": "1"
-          }
-        },
-        "domutils": {
-          "version": "1.1.6",
-          "resolved": "https://registry.npmjs.org/domutils/-/domutils-1.1.6.tgz",
-          "integrity": "sha1-vdw94Jm5ou+sxRxiPyj0FuzFdIU=",
-          "dev": true,
-          "requires": {
-            "domelementtype": "1"
-          }
-        },
-        "htmlparser2": {
-          "version": "3.3.0",
-          "resolved": "http://registry.npmjs.org/htmlparser2/-/htmlparser2-3.3.0.tgz",
-          "integrity": "sha1-zHDQWln2VC5D8OaFyYLhTJJKnv4=",
-          "dev": true,
-          "requires": {
-            "domelementtype": "1",
-            "domhandler": "2.1",
-            "domutils": "1.1",
-            "readable-stream": "1.0"
-          }
-        },
-        "readable-stream": {
-          "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
-          "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
-          "dev": true,
-          "requires": {
-            "core-util-is": "~1.0.0",
-            "inherits": "~2.0.1",
-            "isarray": "0.0.1",
-            "string_decoder": "~0.10.x"
-          }
-        },
-        "string_decoder": {
-          "version": "0.10.31",
-          "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
-          "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
-          "dev": true
-        }
       }
     },
     "repeat-element": {
@@ -11745,12 +11855,6 @@
         }
       }
     },
-    "toposort": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/toposort/-/toposort-1.0.7.tgz",
-      "integrity": "sha1-LmhELZ9k7HILjMieZEOsbKqVACk=",
-      "dev": true
-    },
     "tough-cookie": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
@@ -12095,12 +12199,6 @@
       "integrity": "sha512-bzpH/oBhoS/QI/YtbkqCg6VEiPYjSZtrHQM6/QnJS6OL9pKUFLqb3aFh4Scvwm45+7iAgiMkLhSbaZxUqmrprw==",
       "dev": true
     },
-    "upper-case": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/upper-case/-/upper-case-1.1.3.tgz",
-      "integrity": "sha1-9rRQHC7EzdJrp4vnIilh3ndiFZg=",
-      "dev": true
-    },
     "uri-js": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
diff --git a/package.json b/package.json
index 0406a33..83b9c39 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "enzyme": "^3.7.0",
     "enzyme-adapter-react-16": "^1.7.0",
     "file-loader": "^2.0.0",
-    "html-webpack-plugin": "^3.2.0",
+    "html-webpack-plugin": "^4.0.0",
     "identity-obj-proxy": "^3.0.0",
     "jest": "^23.6.0",
     "node-sass": "^4.9.0",