diff --git a/package.json b/package.json
index 20ed9c3..e11387d 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "typescript": "^3.1.3",
     "webpack": "^4.23.1",
     "webpack-cli": "^3.1.2",
-    "webpack-dev-server": "^3.1.10",
+    "webpack-dev-server": "^3.1.11",
     "webpack-merge": "^4.1.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c1b85c5..6c85a2c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1148,7 +1148,7 @@ binary@^0.3.0:
     buffers "~0.1.1"
     chainsaw "~0.1.0"
 
-bindings@TooTallNate/node-bindings#pull/40/head, bindings@^1.2.1, bindings@^1.3.0:
+bindings@TooTallNate/node-bindings#pull/40/head, bindings@^1.3.0:
   version "1.3.0"
   resolved "https://codeload.github.com/TooTallNate/node-bindings/tar.gz/e4851ae12a52aa5db5373cee74ca6c0d9c925ec2"
 
@@ -1618,7 +1618,7 @@ compressible@~2.0.13:
 
 compression@^1.5.2:
   version "1.7.2"
-  resolved "http://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
+  resolved "https://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
   integrity sha1-qv+81qr4VLROuygDU9WtFlH1mmk=
   dependencies:
     accepts "~1.3.4"
@@ -1856,20 +1856,20 @@ debug@2.6.9, debug@^2.1.2, debug@^2.1.3, debug@^2.2.0, debug@^2.3.3, debug@^2.5.
   dependencies:
     ms "2.0.0"
 
-debug@^3.0.0, debug@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
-  integrity sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==
-  dependencies:
-    ms "2.0.0"
-
-debug@^3.2.5:
+debug@^3.0.0, debug@^3.1.0, debug@^3.2.5:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   integrity sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==
   dependencies:
     ms "^2.1.1"
 
+debug@^4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
+  integrity sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==
+  dependencies:
+    ms "^2.1.1"
+
 decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -2010,10 +2010,10 @@ detect-libc@^1.0.2, detect-libc@^1.0.3:
   resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
   integrity sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=
 
-detect-node@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/detect-node/-/detect-node-2.0.3.tgz#a2033c09cc8e158d37748fbde7507832bd6ce127"
-  integrity sha1-ogM8CcyOFY03dI+951B4Mr1s4Sc=
+detect-node@^2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/detect-node/-/detect-node-2.0.4.tgz#014ee8f8f669c5c58023da64b8179c083a28c46c"
+  integrity sha512-ZIzRpLJrOj7jjP2miAtgqIfmzbxa4ZOr5jJc601zklsfEx9oTzmmj2nVpIPRpNlRTIh8lc1kyViIY7BWSGNmKw==
 
 diffie-hellman@^5.0.0:
   version "5.0.3"
@@ -2364,11 +2364,6 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
 
-event-target-shim@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/event-target-shim/-/event-target-shim-1.1.1.tgz#a86e5ee6bdaa16054475da797ccddf0c55698491"
-  integrity sha1-qG5e5r2qFgVEddp5fM3fDFVphJE=
-
 eventemitter3@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.0.tgz#090b4d6cdbd645ed10bf750d4b5407942d7ba163"
@@ -2895,10 +2890,10 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.3, graceful-fs@^4.1.6,
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
   integrity sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=
 
-handle-thing@^1.2.5:
-  version "1.2.5"
-  resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-1.2.5.tgz#fd7aad726bf1a5fd16dfc29b2f7a6601d27139c4"
-  integrity sha1-/Xqtcmvxpf0W38KbL3pmAdJxOcQ=
+handle-thing@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-2.0.0.tgz#0e039695ff50c93fc288557d696f3c1dc6776754"
+  integrity sha512-d4sze1JNC454Wdo2fkuyzCr6aHcbL6PGGuFAz0Li/NcOm1tCHGnWDRmJP85dh9IhQErTc2svWFEX5xHIOo//kQ==
 
 har-schema@^2.0.0:
   version "2.0.0"
@@ -4209,15 +4204,6 @@ node-libs-browser@^2.0.0:
     util "^0.10.3"
     vm-browserify "0.0.4"
 
-node-mac-notifier@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/node-mac-notifier/-/node-mac-notifier-1.1.0.tgz#8c84193498c04ba99058f45da750f94798982d10"
-  integrity sha512-Fwv09eKMGkM4xn+Eby5g7lvmYF+1KYWX4V5QNn27l4cVFVS7MNYOxhbvGGHT5VuTWbWDQIi/Lr7l6so5vvmqVw==
-  dependencies:
-    bindings "^1.2.1"
-    event-target-shim "^1.1.1"
-    uuid "^3.3.2"
-
 node-pre-gyp@^0.9.0:
   version "0.9.1"
   resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.9.1.tgz#f11c07516dd92f87199dbc7e1838eab7cd56c9e0"
@@ -4407,7 +4393,7 @@ object.pick@^1.3.0:
   dependencies:
     isobject "^3.0.1"
 
-obuf@^1.0.0, obuf@^1.1.1:
+obuf@^1.0.0, obuf@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/obuf/-/obuf-1.1.2.tgz#09bea3343d41859ebd446292d11c9d4db619084e"
   integrity sha512-PX1wu0AmAdPqOL1mWhqmlOd8kOIZQwGZw6rh7uby9fTc5lhaOWFLX3I6R1hrF9k3zUY40e6igsLGkDXK92LJNg==
@@ -5022,7 +5008,7 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.4, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.2.9, readable-stream@^2.3.3:
+"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.4, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.3:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   integrity sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==
@@ -5055,6 +5041,15 @@ readable-stream@^1.1.8, readable-stream@~1.1.9:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
+readable-stream@^3.0.6:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.4.0.tgz#a51c26754658e0a3c21dbf59163bd45ba6f447fc"
+  integrity sha512-jItXPLmrSR8jmTRmRWJXCnGJsfy85mB3Wd/uINMXA65yrnFo0cPClFIUWzo2najVNSl+mx7/4W8ttlLWJe99pQ==
+  dependencies:
+    inherits "^2.0.3"
+    string_decoder "^1.1.1"
+    util-deprecate "^1.0.1"
+
 readdirp@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-2.1.0.tgz#4ed0ad060df3073300c48440373f72d1cc642d78"
@@ -5276,6 +5271,11 @@ safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@^5.1.2,
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
+safe-buffer@~5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
+  integrity sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg==
+
 safe-regex@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/safe-regex/-/safe-regex-1.1.0.tgz#40a3669f3b077d1e943d44629e157dd48023bf2e"
@@ -5337,15 +5337,10 @@ selfsigned@^1.9.1:
   dependencies:
     node-forge "0.7.5"
 
-"semver@2 || 3 || 4 || 5", semver@^5.3.0, semver@^5.5.0:
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
-  integrity sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA==
-
-semver@^5.4.1:
-  version "5.5.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.1.tgz#7dfdd8814bdb7cabc7be0fb1d734cfb66c940477"
-  integrity sha512-PqpAxfrEhlSUWge8dwIp4tZnQ25DIOthpiaHNIthsjEFQD6EvqUKUDM7L8O2rShkFccYo1VjJR0coWfNkCubRw==
+"semver@2 || 3 || 4 || 5", semver@^5.3.0, semver@^5.4.1, semver@^5.5.0, semver@^5.6.0:
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
+  integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
 
 semver@~5.3.0:
   version "5.3.0"
@@ -5619,30 +5614,28 @@ spdx-license-ids@^3.0.0:
   resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.0.tgz#7a7cd28470cc6d3a1cfe6d66886f6bc430d3ac87"
   integrity sha512-2+EPwgbnmOIl8HjGBXXMd9NAu02vLjOO1nWw4kmeRDFyHn+M/ETfHxQUK0oXg8ctgVnl9t3rosNVsZ1jG61nDA==
 
-spdy-transport@^2.0.18:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/spdy-transport/-/spdy-transport-2.1.0.tgz#4bbb15aaffed0beefdd56ad61dbdc8ba3e2cb7a1"
-  integrity sha512-bpUeGpZcmZ692rrTiqf9/2EUakI6/kXX1Rpe0ib/DyOzbiexVfXkw6GnvI9hVGvIwVaUhkaBojjCZwLNRGQg1g==
+spdy-transport@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/spdy-transport/-/spdy-transport-3.0.0.tgz#00d4863a6400ad75df93361a1608605e5dcdcf31"
+  integrity sha512-hsLVFE5SjA6TCisWeJXFKniGGOpBgMLmerfO2aCyCU5s7nJ/rpAepqmFifv/GCbSbueEeAJJnmSQ2rKC/g8Fcw==
   dependencies:
-    debug "^2.6.8"
-    detect-node "^2.0.3"
+    debug "^4.1.0"
+    detect-node "^2.0.4"
     hpack.js "^2.1.6"
-    obuf "^1.1.1"
-    readable-stream "^2.2.9"
-    safe-buffer "^5.0.1"
-    wbuf "^1.7.2"
+    obuf "^1.1.2"
+    readable-stream "^3.0.6"
+    wbuf "^1.7.3"
 
-spdy@^3.4.1:
-  version "3.4.7"
-  resolved "https://registry.yarnpkg.com/spdy/-/spdy-3.4.7.tgz#42ff41ece5cc0f99a3a6c28aabb73f5c3b03acbc"
-  integrity sha1-Qv9B7OXMD5mjpsKKq7c/XDsDrLw=
+spdy@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/spdy/-/spdy-4.0.1.tgz#6f12ed1c5db7ea4f24ebb8b89ba58c87c08257f2"
+  integrity sha512-HeZS3PBdMA+sZSu0qwpCxl3DeALD5ASx8pAX0jZdKXSpPWbQ6SYGnlg3BBmYLx5LtiZrmkAZfErCm2oECBcioA==
   dependencies:
-    debug "^2.6.8"
-    handle-thing "^1.2.5"
+    debug "^4.1.0"
+    handle-thing "^2.0.0"
     http-deceiver "^1.2.7"
-    safe-buffer "^5.0.1"
     select-hose "^2.0.0"
-    spdy-transport "^2.0.18"
+    spdy-transport "^3.0.0"
 
 speedometer@~0.1.2:
   version "0.1.4"
@@ -5752,6 +5745,13 @@ string_decoder@^1.0.0, string_decoder@~1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
+string_decoder@^1.1.1:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.3.0.tgz#42f114594a46cf1a8e30b0a84f56c78c3edac21e"
+  integrity sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==
+  dependencies:
+    safe-buffer "~5.2.0"
+
 string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
@@ -5817,14 +5817,7 @@ supports-color@^2.0.0:
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
   integrity sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=
 
-supports-color@^5.1.0, supports-color@^5.3.0:
-  version "5.4.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.4.0.tgz#1c6b337402c2137605efe19f10fec390f6faab54"
-  integrity sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==
-  dependencies:
-    has-flag "^3.0.0"
-
-supports-color@^5.5.0:
+supports-color@^5.1.0, supports-color@^5.3.0, supports-color@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
   integrity sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==
@@ -6164,7 +6157,7 @@ utf8-byte-length@^1.0.1:
   resolved "https://registry.yarnpkg.com/utf8-byte-length/-/utf8-byte-length-1.0.4.tgz#f45f150c4c66eee968186505ab93fcbb8ad6bf61"
   integrity sha1-9F8VDExm7uloGGUFq5P8u4rWv2E=
 
-util-deprecate@~1.0.1:
+util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
@@ -6252,7 +6245,7 @@ watchpack@^1.5.0:
     graceful-fs "^4.1.2"
     neo-async "^2.5.0"
 
-wbuf@^1.1.0, wbuf@^1.7.2:
+wbuf@^1.1.0, wbuf@^1.7.3:
   version "1.7.3"
   resolved "https://registry.yarnpkg.com/wbuf/-/wbuf-1.7.3.tgz#c1d8d149316d3ea852848895cb6a0bfe887b87df"
   integrity sha512-O84QOnr0icsbFGLS0O3bI5FswxzRr8/gHwWkDlQFskhSPryQXvrTMxjxGP4+iWYoauLoBvfDpkrOauZ+0iZpDA==
@@ -6285,10 +6278,10 @@ webpack-dev-middleware@3.4.0:
     range-parser "^1.0.3"
     webpack-log "^2.0.0"
 
-webpack-dev-server@^3.1.10:
-  version "3.1.10"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.1.10.tgz#507411bee727ee8d2fdffdc621b66a64ab3dea2b"
-  integrity sha512-RqOAVjfqZJtQcB0LmrzJ5y4Jp78lv9CK0MZ1YJDTaTmedMZ9PU9FLMQNrMCfVu8hHzaVLVOJKBlGEHMN10z+ww==
+webpack-dev-server@^3.1.11:
+  version "3.1.11"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.1.11.tgz#3b698b5b32476f1f0d3d4014952fcf42ab118205"
+  integrity sha512-E/uGbO9ndXrXgNUzw+O2UrrvYY/eIw10fpJnbvJf8VOH/NWZuY3nUG7arbgB/kbkORlF/sPHxnv10tKFtKf3aA==
   dependencies:
     ansi-html "0.0.7"
     bonjour "^3.5.0"
@@ -6309,12 +6302,14 @@ webpack-dev-server@^3.1.10:
     portfinder "^1.0.9"
     schema-utils "^1.0.0"
     selfsigned "^1.9.1"
+    semver "^5.6.0"
     serve-index "^1.7.2"
     sockjs "0.3.19"
     sockjs-client "1.3.0"
-    spdy "^3.4.1"
+    spdy "^4.0.0"
     strip-ansi "^3.0.0"
     supports-color "^5.1.0"
+    url "^0.11.0"
     webpack-dev-middleware "3.4.0"
     webpack-log "^2.0.0"
     yargs "12.0.2"