diff --git a/package-lock.json b/package-lock.json
index cd4f57e..657aaaf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -53,12 +53,12 @@
       }
     },
     "@babel/generator": {
-      "version": "7.2.2",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.2.2.tgz",
-      "integrity": "sha512-I4o675J/iS8k+P38dvJ3IBGqObLXyQLTxtrR4u9cSUJOURvafeEWb/pFMOTwtNrmq73mJzyF6ueTbO1BtN0Zeg==",
+      "version": "7.3.0",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.3.0.tgz",
+      "integrity": "sha512-dZTwMvTgWfhmibq4V9X+LMf6Bgl7zAodRn9PvcPdhlzFMbvUutx74dbEv7Atz3ToeEpevYEJtAwfxq/bDCzHWg==",
       "dev": true,
       "requires": {
-        "@babel/types": "^7.2.2",
+        "@babel/types": "^7.3.0",
         "jsesc": "^2.5.1",
         "lodash": "^4.17.10",
         "source-map": "^0.5.0",
@@ -258,14 +258,14 @@
       }
     },
     "@babel/helpers": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/@babel/helpers/-/helpers-7.2.0.tgz",
-      "integrity": "sha512-Fr07N+ea0dMcMN8nFpuK6dUIT7/ivt9yKQdEEnjVS83tG2pHwPi03gYmk/tyuwONnZ+sY+GFFPlWGgCtW1hF9A==",
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/@babel/helpers/-/helpers-7.3.1.tgz",
+      "integrity": "sha512-Q82R3jKsVpUV99mgX50gOPCWwco9Ec5Iln/8Vyu4osNIOQgSrd9RFrQeUvmvddFNoLwMyOUWU+5ckioEKpDoGA==",
       "dev": true,
       "requires": {
         "@babel/template": "^7.1.2",
         "@babel/traverse": "^7.1.5",
-        "@babel/types": "^7.2.0"
+        "@babel/types": "^7.3.0"
       }
     },
     "@babel/highlight": {
@@ -280,9 +280,9 @@
       }
     },
     "@babel/parser": {
-      "version": "7.2.3",
-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.2.3.tgz",
-      "integrity": "sha512-0LyEcVlfCoFmci8mXx8A5oIkpkOgyo8dRHtxBnK9RRBwxO2+JZPNsqtVEZQ7mJFPxnXF9lfmU24mHOPI0qnlkA==",
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.3.1.tgz",
+      "integrity": "sha512-ATz6yX/L8LEnC3dtLQnIx4ydcPxhLcoy9Vl6re00zb2w5lG6itY6Vhnr1KFRPq/FHNsgl/gh2mjNN20f9iJTTA==",
       "dev": true
     },
     "@babel/plugin-external-helpers": {
@@ -306,9 +306,9 @@
       }
     },
     "@babel/plugin-proposal-object-rest-spread": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-object-rest-spread/-/plugin-proposal-object-rest-spread-7.2.0.tgz",
-      "integrity": "sha512-1L5mWLSvR76XYUQJXkd/EEQgjq8HHRP6lQuZTTg0VA4tTGPpGemmCdAfQIz1rzEuWAm+ecP8PyyEm30jC1eQCg==",
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-object-rest-spread/-/plugin-proposal-object-rest-spread-7.3.1.tgz",
+      "integrity": "sha512-Nmmv1+3LqxJu/V5jU9vJmxR/KIRWFk2qLHmbB56yRRRFhlaSuOVXscX3gUmhaKgUhzA3otOHVubbIEVYsZ0eZg==",
       "dev": true,
       "requires": {
         "@babel/helper-plugin-utils": "^7.0.0",
@@ -624,9 +624,9 @@
       }
     },
     "@babel/types": {
-      "version": "7.2.2",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.2.2.tgz",
-      "integrity": "sha512-fKCuD6UFUMkR541eDWL+2ih/xFZBXPOg/7EQFeTluMDebfqR4jrpaCjLhkWlQS4hT6nRa2PMEgXKbRB5/H2fpg==",
+      "version": "7.3.0",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.0.tgz",
+      "integrity": "sha512-QkFPw68QqWU1/RVPyBe8SO7lXbPfjtqAxRYQKpFpaB8yMq7X2qAqfwK5LKoQufEkSmO5NQ70O6Kc3Afk03RwXw==",
       "dev": true,
       "requires": {
         "esutils": "^2.0.2",
@@ -769,10 +769,13 @@
       "dev": true
     },
     "@types/clean-css": {
-      "version": "3.4.30",
-      "resolved": "https://registry.npmjs.org/@types/clean-css/-/clean-css-3.4.30.tgz",
-      "integrity": "sha1-AFLBNvUkgAJCjjY4s33ko5gYZB0=",
-      "dev": true
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@types/clean-css/-/clean-css-4.2.0.tgz",
+      "integrity": "sha512-P+gDCIBAXZ/Q5e9d/Z9Rtn16P5Pr1YIO3gZcY7ZvaQ9ErgmOYtFQlLHZ2P/xcrIyN8TEZrI03EZmdmv1154sjA==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
     },
     "@types/clone": {
       "version": "0.1.30",
@@ -829,15 +832,15 @@
       "dev": true
     },
     "@types/events": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/@types/events/-/events-1.2.0.tgz",
-      "integrity": "sha512-KEIlhXnIutzKwRbQkGWb/I4HFqBuUykAdHgDED6xqwXJfONCjF5VoE0cXEiurh3XauygxzeDzgtXUqvLkxFzzA==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@types/events/-/events-3.0.0.tgz",
+      "integrity": "sha512-EaObqwIvayI5a8dCzhFrjKzVwKLxjoG9T6Ppd5CEo07LRKfQ8Yokw54r5+Wq7FaBQ+yXRvQAYPrHwya1/UFt9g==",
       "dev": true
     },
     "@types/express": {
-      "version": "4.16.0",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.16.0.tgz",
-      "integrity": "sha512-TtPEYumsmSTtTetAPXlJVf3kEqb6wZK0bZojpJQrnD/djV4q1oB6QQ8aKvKqwNPACoe02GNiy5zDzcYivR5Z2w==",
+      "version": "4.16.1",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.16.1.tgz",
+      "integrity": "sha512-V0clmJow23WeyblmACoxbHBu2JKlE5TiIme6Lem14FnPW9gsttyHtk6wq7njcdIWH1njAaFgR8gW09lgY98gQg==",
       "dev": true,
       "requires": {
         "@types/body-parser": "*",
@@ -846,12 +849,11 @@
       }
     },
     "@types/express-serve-static-core": {
-      "version": "4.16.0",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.16.0.tgz",
-      "integrity": "sha512-lTeoCu5NxJU4OD9moCgm0ESZzweAx0YqsAcab6OB0EB3+As1OaHtKnaGJvcngQxYsi9UNv0abn4/DRavrRxt4w==",
+      "version": "4.16.1",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.16.1.tgz",
+      "integrity": "sha512-QgbIMRU1EVRry5cIu1ORCQP4flSYqLM1lS5LYyGWfKnFT3E58f0gKto7BR13clBFVrVZ0G0rbLZ1hUpSkgQQOA==",
       "dev": true,
       "requires": {
-        "@types/events": "*",
         "@types/node": "*",
         "@types/range-parser": "*"
       }
@@ -933,9 +935,9 @@
       }
     },
     "@types/node": {
-      "version": "10.12.18",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.18.tgz",
-      "integrity": "sha512-fh+pAqt4xRzPfqA6eh3Z2y6fyZavRIumvjhaCL753+TVkGKGhpPeyrJG2JftD0T9q4GF00KjefsQ+PQNDdWQaQ==",
+      "version": "10.12.21",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.21.tgz",
+      "integrity": "sha512-CBgLNk4o3XMnqMc0rhb6lc77IwShMEglz05deDcn2lQxyXEZivfwgYJu7SMha9V5XcrP6qZuevTHV/QrN2vjKQ==",
       "dev": true
     },
     "@types/opn": {
@@ -1075,12 +1077,11 @@
       }
     },
     "@types/vinyl-fs": {
-      "version": "2.4.9",
-      "resolved": "https://registry.npmjs.org/@types/vinyl-fs/-/vinyl-fs-2.4.9.tgz",
-      "integrity": "sha512-Q0EXd6c1fORjiOuK4ZaKdfFcMyFzJlTi56dqktwaWVLIDAzE49wUs3bKnYbZwzyMWoH+NcMWnRuR73S9A0jnRA==",
+      "version": "2.4.10",
+      "resolved": "https://registry.npmjs.org/@types/vinyl-fs/-/vinyl-fs-2.4.10.tgz",
+      "integrity": "sha512-9sUf8glWQ9rza7FCr1nsTky1A4hv0KyyES4+cuKRG3foS2HI5BoVUTcao2+GiBb7h/hMVYbSIH04reglgBFWaQ==",
       "dev": true,
       "requires": {
-        "@types/events": "*",
         "@types/glob-stream": "*",
         "@types/node": "*",
         "@types/vinyl": "*"
@@ -1105,14 +1106,14 @@
       }
     },
     "@webcomponents/shadycss": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/@webcomponents/shadycss/-/shadycss-1.8.0.tgz",
-      "integrity": "sha512-bx0TzeZ11VqYDGLuXfznen8+4u0hADk2dD5RNMFxWL9MM4c5NXCDCgNXgssb4i2zQOos/GGe4tl5AuE0LzJkLA=="
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/@webcomponents/shadycss/-/shadycss-1.9.0.tgz",
+      "integrity": "sha512-g8Xa+6RSEME4g/wLJW4YII0eq15rvXp76RxPAuv7hx+Bdoi7GzZJ/EoZOUfyIbqAsQbII1TcWD4/+Xhs5NcM1w=="
     },
     "@webcomponents/webcomponentsjs": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/@webcomponents/webcomponentsjs/-/webcomponentsjs-2.2.3.tgz",
-      "integrity": "sha512-8ndihKAmH01M1GifAxIwNMJU6yI2uFnMjm6rPvLxO4IG1nzeyOFJB1B2LQRHnx7ChQCKCLap2B18zIOVY4ROoQ=="
+      "version": "2.2.6",
+      "resolved": "https://registry.npmjs.org/@webcomponents/webcomponentsjs/-/webcomponentsjs-2.2.6.tgz",
+      "integrity": "sha512-TbuyV7hHIq4jMlvQ8pF3C6QNEqFeBX4be9AND5DO8UCRRYcZBpjl1yH9IChbebeWr1QNcK5WlZC3voAlQCdisQ=="
     },
     "accepts": {
       "version": "1.3.5",
@@ -1168,9 +1169,9 @@
       }
     },
     "ajv": {
-      "version": "6.6.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.2.tgz",
-      "integrity": "sha512-FBHEW6Jf5TB9MGBgUUA9XHkTbjXYfAUjY43ACMfmdMRHniyoMHjHjzD50OK8LGDWQwp4rWEsIq5kEqq7rvIM1g==",
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.7.0.tgz",
+      "integrity": "sha512-RZXPviBTtfmtka9n9sy1N5M5b82CbxWIR6HIis4s3WQTXDJamc/0gpCWNGz6EWdWp4DOfjzJfhz/AS9zVPjjWg==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^2.0.1",
@@ -2677,9 +2678,9 @@
       }
     },
     "core-js": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.2.tgz",
-      "integrity": "sha512-NdBPF/RVwPW6jr0NCILuyN9RiqLo2b1mddWHkUL+VnvcB7dzlnBJ1bXYntjpTGOgkZiiLWj2JxmOr7eGE3qK6g==",
+      "version": "2.6.3",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.3.tgz",
+      "integrity": "sha512-l00tmFFZOBHtYhN4Cz7k32VM7vTn3rE2ANjQDxdEN6zmXZ/xq1jQuutnmHvMG1ZJ7xd72+TA5YpUK8wz3rWsfQ==",
       "dev": true
     },
     "core-util-is": {
@@ -3104,9 +3105,9 @@
       }
     },
     "es5-ext": {
-      "version": "0.10.46",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.46.tgz",
-      "integrity": "sha512-24XxRvJXNFwEMpJb3nOkiRJKRoupmjYmOPVlI65Qy2SrtxwOTB+g6ODjBKOtwEHbYrhWRty9xxOWLNdClT2djw==",
+      "version": "0.10.47",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.47.tgz",
+      "integrity": "sha512-/1TItLfj+TTfWoeRcDn/0FbGV6SNo4R+On2GGVucPU/j3BWnXE2Co8h8CTo4Tu34gFJtnmwS9xiScKs4EjZhdw==",
       "dev": true,
       "requires": {
         "es6-iterator": "~2.0.3",
@@ -3735,9 +3736,9 @@
       "dev": true
     },
     "fsevents": {
-      "version": "1.2.4",
-      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.4.tgz",
-      "integrity": "sha512-z8H8/diyk76B7q5wg+Ud0+CqzcAF3mBBI/bA5ne5zrRUUIvNkJY//D3BqyH571KuAC4Nr7Rw7CjWX4r0y9DvNg==",
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.7.tgz",
+      "integrity": "sha512-Pxm6sI2MeBD7RdD12RYsqaP0nMiwx8eZBXCa6z2L+mRHm2DYrOYwihmhjpkdjUHwQhslWQjRpEgNq4XvBmaAuw==",
       "dev": true,
       "optional": true,
       "requires": {
@@ -3754,7 +3755,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3763,7 +3765,7 @@
           "optional": true
         },
         "are-we-there-yet": {
-          "version": "1.1.4",
+          "version": "1.1.5",
           "bundled": true,
           "dev": true,
           "optional": true,
@@ -3775,19 +3777,21 @@
         "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"
           }
         },
         "chownr": {
-          "version": "1.0.1",
+          "version": "1.1.1",
           "bundled": true,
           "dev": true,
           "optional": true
@@ -3795,17 +3799,20 @@
         "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",
@@ -3823,7 +3830,7 @@
           }
         },
         "deep-extend": {
-          "version": "0.5.1",
+          "version": "0.6.0",
           "bundled": true,
           "dev": true,
           "optional": true
@@ -3872,7 +3879,7 @@
           }
         },
         "glob": {
-          "version": "7.1.2",
+          "version": "7.1.3",
           "bundled": true,
           "dev": true,
           "optional": true,
@@ -3892,12 +3899,12 @@
           "optional": true
         },
         "iconv-lite": {
-          "version": "0.4.21",
+          "version": "0.4.24",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "safer-buffer": "^2.1.0"
+            "safer-buffer": ">= 2.1.2 < 3"
           }
         },
         "ignore-walk": {
@@ -3922,7 +3929,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3934,6 +3942,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3948,6 +3957,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3955,19 +3965,21 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
-          "version": "2.2.4",
+          "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "safe-buffer": "^5.1.1",
+            "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
           }
         },
         "minizlib": {
-          "version": "1.1.0",
+          "version": "1.2.1",
           "bundled": true,
           "dev": true,
           "optional": true,
@@ -3979,6 +3991,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3990,7 +4003,7 @@
           "optional": true
         },
         "needle": {
-          "version": "2.2.0",
+          "version": "2.2.4",
           "bundled": true,
           "dev": true,
           "optional": true,
@@ -4001,18 +4014,18 @@
           }
         },
         "node-pre-gyp": {
-          "version": "0.10.0",
+          "version": "0.10.3",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
             "detect-libc": "^1.0.2",
             "mkdirp": "^0.5.1",
-            "needle": "^2.2.0",
+            "needle": "^2.2.1",
             "nopt": "^4.0.1",
             "npm-packlist": "^1.1.6",
             "npmlog": "^4.0.2",
-            "rc": "^1.1.7",
+            "rc": "^1.2.7",
             "rimraf": "^2.6.1",
             "semver": "^5.3.0",
             "tar": "^4"
@@ -4029,13 +4042,13 @@
           }
         },
         "npm-bundled": {
-          "version": "1.0.3",
+          "version": "1.0.5",
           "bundled": true,
           "dev": true,
           "optional": true
         },
         "npm-packlist": {
-          "version": "1.1.10",
+          "version": "1.2.0",
           "bundled": true,
           "dev": true,
           "optional": true,
@@ -4059,7 +4072,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -4071,6 +4085,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -4110,12 +4125,12 @@
           "optional": true
         },
         "rc": {
-          "version": "1.2.7",
+          "version": "1.2.8",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "deep-extend": "^0.5.1",
+            "deep-extend": "^0.6.0",
             "ini": "~1.3.0",
             "minimist": "^1.2.0",
             "strip-json-comments": "~2.0.1"
@@ -4145,18 +4160,19 @@
           }
         },
         "rimraf": {
-          "version": "2.6.2",
+          "version": "2.6.3",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "glob": "^7.0.5"
+            "glob": "^7.1.3"
           }
         },
         "safe-buffer": {
-          "version": "5.1.1",
+          "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -4171,7 +4187,7 @@
           "optional": true
         },
         "semver": {
-          "version": "5.5.0",
+          "version": "5.6.0",
           "bundled": true,
           "dev": true,
           "optional": true
@@ -4192,6 +4208,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -4211,6 +4228,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -4222,17 +4240,17 @@
           "optional": true
         },
         "tar": {
-          "version": "4.4.1",
+          "version": "4.4.8",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "chownr": "^1.0.1",
+            "chownr": "^1.1.1",
             "fs-minipass": "^1.2.5",
-            "minipass": "^2.2.4",
-            "minizlib": "^1.1.0",
+            "minipass": "^2.3.4",
+            "minizlib": "^1.1.1",
             "mkdirp": "^0.5.0",
-            "safe-buffer": "^5.1.1",
+            "safe-buffer": "^5.1.2",
             "yallist": "^3.0.2"
           }
         },
@@ -4243,23 +4261,25 @@
           "optional": true
         },
         "wide-align": {
-          "version": "1.1.2",
+          "version": "1.1.3",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "string-width": "^1.0.2"
+            "string-width": "^1.0.2 || 2"
           }
         },
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
-          "version": "3.0.2",
+          "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -5562,9 +5582,9 @@
       }
     },
     "lit-element": {
-      "version": "2.0.0-rc.2",
-      "resolved": "https://registry.npmjs.org/lit-element/-/lit-element-2.0.0-rc.2.tgz",
-      "integrity": "sha512-yP6mX23n8WUYXpS2RJUL87DSZYQY327YrnqFiSyPe9aSzjgJ5Jy3In3itzjeiFOT8Od4VKLM7u6bLG9tGFO1pw==",
+      "version": "2.0.0-rc.5",
+      "resolved": "https://registry.npmjs.org/lit-element/-/lit-element-2.0.0-rc.5.tgz",
+      "integrity": "sha512-cMmWNWSFyYfXAd09bnqFhqDr5kuR/5guImD5ZRTk223EiBJaoo7naZnQngSYAMjgDn1CSbTE1LRtzviMS+g0RA==",
       "requires": {
         "lit-html": "^1.0.0-rc.2"
       }
@@ -5805,9 +5825,9 @@
       }
     },
     "math-random": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/math-random/-/math-random-1.0.1.tgz",
-      "integrity": "sha1-izqsWIuKZuSXXjzepn97sylgH6w=",
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/math-random/-/math-random-1.0.4.tgz",
+      "integrity": "sha512-rUxjysqif/BZQH2yhd5Aaq7vXMSx9NdEsQcyA07uEzIvxgI7zIr33gGsh+RU0/XjmQpCW7RsVof1vlkvQVCK5A==",
       "dev": true
     },
     "md5": {
@@ -6107,9 +6127,9 @@
       }
     },
     "normalize-package-data": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.0.tgz",
-      "integrity": "sha512-9jjUFbTPfEy3R/ad/2oNbKtW9Hgovl5O1FvFWKkKblNXoN/Oou6+9+KKohPK13Yc3/TyunyWhJp6gvRNR/PPAw==",
+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.2.tgz",
+      "integrity": "sha512-YcMnjqeoUckXTPKZSAsPjUPLxH85XotbpqK3w4RyCwdFQSU5FxxBys8buehkSfg0j9fKvV1hn7O0+8reEgkAiw==",
       "dev": true,
       "requires": {
         "hosted-git-info": "^2.1.4",
@@ -6461,9 +6481,9 @@
       }
     },
     "parse-node-version": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/parse-node-version/-/parse-node-version-1.0.0.tgz",
-      "integrity": "sha512-02GTVHD1u0nWc20n2G7WX/PgdhNFG04j5fi1OkaJzPWLTcf6vh6229Lta1wTmXG/7Dg42tCssgkccVt7qvd8Kg==",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/parse-node-version/-/parse-node-version-1.0.1.tgz",
+      "integrity": "sha512-3YHlOa/JgH6Mnpr05jP9eDG254US9ek25LyIxZlDItp2iJtwyaXQb57lBYLdT3MowkUFYEV2XXNAYIPlESvJlA==",
       "dev": true
     },
     "parse-passwd": {
@@ -6576,9 +6596,9 @@
       "dev": true
     },
     "pem": {
-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/pem/-/pem-1.13.2.tgz",
-      "integrity": "sha512-MPJWuEb/r6AG+GpZi2JnfNtGAZDeL/8+ERKwXEWRuST5i+4lq/Uy36B352OWIUSPQGH+HR1HEDcIDi+8cKxXNg==",
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/pem/-/pem-1.14.1.tgz",
+      "integrity": "sha512-WY3IzMoh+Gwp4xJTT2MqIOaVzNqU7jHqj7k0pOnLIkNSnOpjhy3PHr9mXGi+C5tRC2z1EX5lvzEbd9BtHumHLQ==",
       "dev": true,
       "requires": {
         "es6-promisify": "^6.0.0",
@@ -7064,9 +7084,9 @@
       }
     },
     "polymer-bundler": {
-      "version": "4.0.5",
-      "resolved": "https://registry.npmjs.org/polymer-bundler/-/polymer-bundler-4.0.5.tgz",
-      "integrity": "sha512-t0SsWd+pR1LS+qoDcFN2u8+V2DjKcLi7LTnZtxktUhj7QDT8Wy5mkQRTf+hnUxKtsk6Z+h7uWV+1dMoS/FAl4g==",
+      "version": "4.0.7",
+      "resolved": "https://registry.npmjs.org/polymer-bundler/-/polymer-bundler-4.0.7.tgz",
+      "integrity": "sha512-+H7ueFOSwywTyRayB+kVYwwJv/0CeQT25bY962RNO/e9Zl4TbzR9ZhbydftrTvJTTawBa6ne4iPvipLQagbkdg==",
       "dev": true,
       "requires": {
         "@types/babel-generator": "^6.25.1",
@@ -11687,7 +11707,8 @@
               "version": "2.1.1",
               "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
               "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "aproba": {
               "version": "1.2.0",
@@ -11711,13 +11732,15 @@
               "version": "1.0.0",
               "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
               "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "brace-expansion": {
               "version": "1.1.11",
               "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
               "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
               "dev": true,
+              "optional": true,
               "requires": {
                 "balanced-match": "^1.0.0",
                 "concat-map": "0.0.1"
@@ -11734,19 +11757,22 @@
               "version": "1.1.0",
               "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
               "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "concat-map": {
               "version": "0.0.1",
               "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
               "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "console-control-strings": {
               "version": "1.1.0",
               "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
               "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "core-util-is": {
               "version": "1.0.2",
@@ -11877,7 +11903,8 @@
               "version": "2.0.3",
               "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
               "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "ini": {
               "version": "1.3.5",
@@ -11891,6 +11918,7 @@
               "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
               "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "number-is-nan": "^1.0.0"
               }
@@ -11907,6 +11935,7 @@
               "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
               "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
               "dev": true,
+              "optional": true,
               "requires": {
                 "brace-expansion": "^1.1.7"
               }
@@ -11915,13 +11944,15 @@
               "version": "0.0.8",
               "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
               "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "minipass": {
               "version": "2.2.4",
               "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.2.4.tgz",
               "integrity": "sha512-hzXIWWet/BzWhYs2b+u7dRHlruXhwdgvlTMDKC6Cb1U7ps6Ac6yQlR39xsbjWJE377YTCtKwIXIpJ5oP+j5y8g==",
               "dev": true,
+              "optional": true,
               "requires": {
                 "safe-buffer": "^5.1.1",
                 "yallist": "^3.0.0"
@@ -11942,6 +11973,7 @@
               "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
               "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "minimist": "0.0.8"
               }
@@ -12030,7 +12062,8 @@
               "version": "1.0.1",
               "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
               "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "object-assign": {
               "version": "4.1.1",
@@ -12044,6 +12077,7 @@
               "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
               "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "wrappy": "1"
               }
@@ -12139,7 +12173,8 @@
               "version": "5.1.1",
               "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
               "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "safer-buffer": {
               "version": "2.1.2",
@@ -12181,6 +12216,7 @@
               "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
               "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "code-point-at": "^1.0.0",
                 "is-fullwidth-code-point": "^1.0.0",
@@ -12202,6 +12238,7 @@
               "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
               "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
               "dev": true,
+              "optional": true,
               "requires": {
                 "ansi-regex": "^2.0.0"
               }
@@ -12250,13 +12287,15 @@
               "version": "1.0.2",
               "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
               "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-              "dev": true
+              "dev": true,
+              "optional": true
             },
             "yallist": {
               "version": "3.0.2",
               "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
               "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k=",
-              "dev": true
+              "dev": true,
+              "optional": true
             }
           }
         },
@@ -19183,9 +19222,9 @@
       "dev": true
     },
     "puppeteer": {
-      "version": "1.11.0",
-      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-1.11.0.tgz",
-      "integrity": "sha512-iG4iMOHixc2EpzqRV+pv7o3GgmU2dNYEMkvKwSaQO/vMZURakwSOn/EYJ6OIRFYOque1qorzIBvrytPIQB3YzQ==",
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-1.12.1.tgz",
+      "integrity": "sha512-FlMLdgAnURMMtwb2S6XtkBRw+kh1V+gGt09pCJF9mB1eOnF9+JhtvTxFeu1Rm5X1pKMXq5xrosrhBTgmdwzPeA==",
       "dev": true,
       "requires": {
         "debug": "^4.1.0",
@@ -19643,9 +19682,9 @@
       "integrity": "sha512-qUgANli03jjAyGlnbYVAV5vvnOmJnODyABz51RdBN7M4WaVu8mecZWgyQNkG8Yqe3KRGRt0l4K4B3XVEULC4CA=="
     },
     "resolve": {
-      "version": "1.9.0",
-      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.9.0.tgz",
-      "integrity": "sha512-TZNye00tI67lwYvzxCxHGjwTNlUV70io54/Ed4j6PscB8xVfuBJpRenI/o6dVk0cY0PYTY27AgCoGGxRnYuItQ==",
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.10.0.tgz",
+      "integrity": "sha512-3sUr9aq5OfSg2S9pNtPA9hL1FVEAjvfOC4leW0SNf/mpnaakz2a9femSd6LqAww2RaFctwyf1lCqnTHuF1rxDg==",
       "dev": true,
       "requires": {
         "path-parse": "^1.0.6"
@@ -20087,9 +20126,9 @@
       }
     },
     "sshpk": {
-      "version": "1.16.0",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.0.tgz",
-      "integrity": "sha512-Zhev35/y7hRMcID/upReIvRse+I9SVhyVre/KTJSJQWMz3C3+G+HpO7m1wK/yckEtujKZ7dS4hkVxAnmHaIGVQ==",
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
       "dev": true,
       "requires": {
         "asn1": "~0.2.3",
@@ -21073,20 +21112,20 @@
       }
     },
     "winston": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/winston/-/winston-3.1.0.tgz",
-      "integrity": "sha512-FsQfEE+8YIEeuZEYhHDk5cILo1HOcWkGwvoidLrDgPog0r4bser1lEIOco2dN9zpDJ1M88hfDgZvxe5z4xNcwg==",
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/winston/-/winston-3.2.1.tgz",
+      "integrity": "sha512-zU6vgnS9dAWCEKg/QYigd6cgMVVNwyTzKs81XZtTFuRwJOcDdBg7AU0mXVyNbs7O5RH2zdv+BdNZUlx7mXPuOw==",
       "dev": true,
       "requires": {
-        "async": "^2.6.0",
+        "async": "^2.6.1",
         "diagnostics": "^1.1.1",
         "is-stream": "^1.1.0",
-        "logform": "^1.9.1",
+        "logform": "^2.1.1",
         "one-time": "0.0.4",
-        "readable-stream": "^2.3.6",
+        "readable-stream": "^3.1.1",
         "stack-trace": "0.0.x",
         "triple-beam": "^1.3.0",
-        "winston-transport": "^4.2.0"
+        "winston-transport": "^4.3.0"
       },
       "dependencies": {
         "async": {
@@ -21097,6 +21136,36 @@
           "requires": {
             "lodash": "^4.17.10"
           }
+        },
+        "logform": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/logform/-/logform-2.1.2.tgz",
+          "integrity": "sha512-+lZh4OpERDBLqjiwDLpAWNQu6KMjnlXH2ByZwCuSqVPJletw0kTWJf5CgSNAUKn1KUkv3m2cUz/LK8zyEy7wzQ==",
+          "dev": true,
+          "requires": {
+            "colors": "^1.2.1",
+            "fast-safe-stringify": "^2.0.4",
+            "fecha": "^2.3.3",
+            "ms": "^2.1.1",
+            "triple-beam": "^1.3.0"
+          }
+        },
+        "ms": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+          "dev": true
+        },
+        "readable-stream": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.1.1.tgz",
+          "integrity": "sha512-DkN66hPyqDhnIQ6Jcsvx9bFjhw214O4poMBcIMgPVpQvNy9a0e0Uhg5SqySyDKAmUlwt8LonTBz1ezOnM8pUdA==",
+          "dev": true,
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
         }
       }
     },
@@ -21143,9 +21212,9 @@
       "dev": true
     },
     "write-file-atomic": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.3.0.tgz",
-      "integrity": "sha512-xuPeK4OdjWqtfi59ylvVL0Yn35SF3zgcAcv7rBPFHVaEapaDr4GdGgm3j7ckTwH9wHL7fGmgfAnb0+THrHb8tA==",
+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.2.tgz",
+      "integrity": "sha512-s0b6vB3xIVRLWywa6X9TOMA7k9zio0TMOsl9ZnDkliA/cfJlpHXAscj0gbHVJiTdIuAYpIyqS5GW91fqm6gG5g==",
       "dev": true,
       "requires": {
         "graceful-fs": "^4.1.11",
@@ -21154,9 +21223,9 @@
       }
     },
     "ws": {
-      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.2.tgz",
-      "integrity": "sha512-rfUqzvz0WxmSXtJpPMX2EeASXabOrSMk1ruMOV3JBTBjo4ac2lDjGGsbQSyxj8Odhw5fBib8ZKEjDNvgouNKYw==",
+      "version": "6.1.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.3.tgz",
+      "integrity": "sha512-tbSxiT+qJI223AP4iLfQbkbxkwdFcneYinM2+x46Gx2wgvbaOMO36czfdfVUBRTHvzAMRhDd98sA5d/BuWbQdg==",
       "dev": true,
       "requires": {
         "async-limiter": "~1.0.0"
diff --git a/package.json b/package.json
index 0e7e9db..2b0c678 100644
--- a/package.json
+++ b/package.json
@@ -20,8 +20,8 @@
   "dependencies": {
     "@polymer/app-layout": "^3.0.0",
     "@polymer/polymer": "^3.1.0",
-    "@webcomponents/webcomponentsjs": "^2.0.0",
-    "lit-element": "^2.0.0-rc.2",
+    "@webcomponents/webcomponentsjs": "^2.2.4",
+    "lit-element": "^2.0.0-rc.5",
     "lit-html": "^1.0.0-rc.2",
     "pwa-helpers": "^0.9.0",
     "redux": "^4.0.0",