diff --git a/package-lock.json b/package-lock.json
index 31f2dd7..f99db25 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -265,6 +265,12 @@
         "acorn": "^5.0.0"
       }
     },
+    "acorn-walk": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-7.2.0.tgz",
+      "integrity": "sha512-OPdCF6GsMIP+Az+aWfAAOEt2/+iVDKE7oy6lJ098aoe59oAmK76qV6Gw60SbZ8jHuG2wH058GF4pLFbYamYrVA==",
+      "dev": true
+    },
     "ajv": {
       "version": "6.6.2",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.2.tgz",
@@ -484,6 +490,12 @@
       "integrity": "sha1-NhIfhFwFeBct5Bmpfb6x0W7DRUI=",
       "dev": true
     },
+    "async-limiter": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
+      "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==",
+      "dev": true
+    },
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       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
@@ -643,6 +655,26 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "bfj": {
+      "version": "6.1.2",
+      "resolved": "https://registry.npmjs.org/bfj/-/bfj-6.1.2.tgz",
+      "integrity": "sha512-BmBJa4Lip6BPRINSZ0BPEIfB1wUY/9rwbwvIHQA1KjX9om29B6id0wnWXq7m3bn5JrUVjeOTnVuhPT1FiHwPGw==",
+      "dev": true,
+      "requires": {
+        "bluebird": "^3.5.5",
+        "check-types": "^8.0.3",
+        "hoopy": "^0.1.4",
+        "tryer": "^1.0.1"
+      },
+      "dependencies": {
+        "bluebird": {
+          "version": "3.7.2",
+          "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
+          "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==",
+          "dev": true
+        }
+      }
+    },
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       "version": "5.2.2",
       "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
@@ -984,6 +1016,12 @@
         "supports-color": "^5.3.0"
       }
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+    "check-types": {
+      "version": "8.0.3",
+      "resolved": "https://registry.npmjs.org/check-types/-/check-types-8.0.3.tgz",
+      "integrity": "sha512-YpeKZngUmG65rLudJ4taU7VLkOCTMhNl/u4ctNC56LQS/zJTyNH0Lrtwm1tfTsbLlwvlfsA2d1c8vCf/Kh2KwQ==",
+      "dev": true
+    },
     "chokidar": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-2.0.4.tgz",
@@ -1911,6 +1949,12 @@
         "domelementtype": "1"
       }
     },
+    "duplexer": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.2.tgz",
+      "integrity": "sha512-jtD6YG370ZCIi/9GTaJKQxWTZD045+4R4hTk/x1UyoqadyJ9x9CgSi1RlVDQF8U2sxLLSnFkCaMihqljHIWgMg==",
+      "dev": true
+    },
     "duplexify": {
       "version": "3.6.1",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.6.1.tgz",
@@ -1939,6 +1983,12 @@
       "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
       "dev": true
     },
+    "ejs": {
+      "version": "2.7.4",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.7.4.tgz",
+      "integrity": "sha512-7vmuyh5+kuUyJKePhQfRQBhXV5Ce+RnaeeQArKu1EAMpL3WbgMt5WG6uQZpEVvYSSsxMXRKOewtDk9RaTKXRlA==",
+      "dev": true
+    },
     "elliptic": {
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       "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.4.1.tgz",
@@ -2357,6 +2407,12 @@
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       "dev": true
     },
+    "filesize": {
+      "version": "3.6.1",
+      "resolved": "https://registry.npmjs.org/filesize/-/filesize-3.6.1.tgz",
+      "integrity": "sha512-7KjR1vv6qnicaPMi1iiTcI85CyYwRO/PSFCu6SvqL8jN2Wjt/NIYQTFtFs7fSDCYOstUkEWIQGFUg5YZQfjlcg==",
+      "dev": true
+    },
     "fill-range": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-4.0.0.tgz",
@@ -2569,7 +2625,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2590,12 +2647,14 @@
         "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"
@@ -2610,17 +2669,20 @@
         "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",
@@ -2737,7 +2799,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2749,6 +2812,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2763,6 +2827,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2770,12 +2835,14 @@
         "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"
@@ -2794,6 +2861,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2874,7 +2942,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2886,6 +2955,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2971,7 +3041,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3007,6 +3078,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3026,6 +3098,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3069,12 +3142,14 @@
         "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
         }
       }
     },
@@ -3297,6 +3372,24 @@
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       "dev": true
     },
+    "gzip-size": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/gzip-size/-/gzip-size-5.1.1.tgz",
+      "integrity": "sha512-FNHi6mmoHvs1mxZAds4PpdCS6QG8B4C1krxJsMutgxl5t3+GlRTzzI3NEkifXx2pVsOvJdOGSmIgDhQ55FwdPA==",
+      "dev": true,
+      "requires": {
+        "duplexer": "^0.1.1",
+        "pify": "^4.0.1"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==",
+          "dev": true
+        }
+      }
+    },
     "handle-thing": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/handle-thing/-/handle-thing-2.0.0.tgz",
@@ -3441,6 +3534,12 @@
         "parse-passwd": "^1.0.0"
       }
     },
+    "hoopy": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/hoopy/-/hoopy-0.1.4.tgz",
+      "integrity": "sha512-HRcs+2mr52W0K+x8RzcLzuPPmVIKMSv97RGHy0Ea9y/mpcaK+xTrjICA04KAHi4GRzxliNqNJEFYWHghy3rSfQ==",
+      "dev": true
+    },
     "hosted-git-info": {
       "version": "2.7.1",
       "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.7.1.tgz",
@@ -4947,6 +5046,12 @@
         "wrappy": "1"
       }
     },
+    "opener": {
+      "version": "1.5.2",
+      "resolved": "https://registry.npmjs.org/opener/-/opener-1.5.2.tgz",
+      "integrity": "sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A==",
+      "dev": true
+    },
     "opn": {
       "version": "5.4.0",
       "resolved": "https://registry.npmjs.org/opn/-/opn-5.4.0.tgz",
@@ -5155,9 +5260,9 @@
       "dev": true
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     "path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+      "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
     "path-to-regexp": {
@@ -6867,6 +6972,12 @@
         "glob": "^7.1.2"
       }
     },
+    "tryer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/tryer/-/tryer-1.0.1.tgz",
+      "integrity": "sha512-c3zayb8/kWWpycWYg87P71E1S1ZL6b6IJxfb5fvsUgsf0S2MVGaDhDXXjDMpdCpfWXqptc+4mXwmiy1ypXqRAA==",
+      "dev": true
+    },
     "ts-loader": {
       "version": "5.3.3",
       "resolved": "https://registry.npmjs.org/ts-loader/-/ts-loader-5.3.3.tgz",
@@ -7343,6 +7454,47 @@
         "webpack-sources": "^1.3.0"
       }
     },
+    "webpack-bundle-analyzer": {
+      "version": "3.9.0",
+      "resolved": "https://registry.npmjs.org/webpack-bundle-analyzer/-/webpack-bundle-analyzer-3.9.0.tgz",
+      "integrity": "sha512-Ob8amZfCm3rMB1ScjQVlbYYUEJyEjdEtQ92jqiFUYt5VkEeO2v5UMbv49P/gnmCZm3A6yaFQzCBvpZqN4MUsdA==",
+      "dev": true,
+      "requires": {
+        "acorn": "^7.1.1",
+        "acorn-walk": "^7.1.1",
+        "bfj": "^6.1.1",
+        "chalk": "^2.4.1",
+        "commander": "^2.18.0",
+        "ejs": "^2.6.1",
+        "express": "^4.16.3",
+        "filesize": "^3.6.1",
+        "gzip-size": "^5.0.0",
+        "lodash": "^4.17.19",
+        "mkdirp": "^0.5.1",
+        "opener": "^1.5.1",
+        "ws": "^6.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "7.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.4.1.tgz",
+          "integrity": "sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==",
+          "dev": true
+        },
+        "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
+        },
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
+          "dev": true
+        }
+      }
+    },
     "webpack-cli": {
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/webpack-cli/-/webpack-cli-3.2.1.tgz",
@@ -7639,6 +7791,15 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
+    "ws": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+      "integrity": "sha512-zmhltoSR8u1cnDsD43TX59mzoMZsLKqUweyYBAIvTngR3shc0W6aOZylZmq/7hqyVxPdi+5Ud2QInblgyE72fw==",
+      "dev": true,
+      "requires": {
+        "async-limiter": "~1.0.0"
+      }
+    },
     "xregexp": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/xregexp/-/xregexp-4.0.0.tgz",