diff --git a/yarn.lock b/yarn.lock
index 481bc19..03e91b1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -184,13 +184,20 @@ abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
-accepts@^1.2.2, accepts@~1.3.4:
+accepts@^1.2.2:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.5.tgz#eb777df6011723a3b14e8a72c0805c8e86746bd2"
   dependencies:
     mime-types "~2.1.18"
     negotiator "0.6.1"
 
+accepts@~1.3.4:
+  version "1.3.7"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
+  dependencies:
+    mime-types "~2.1.24"
+    negotiator "0.6.2"
+
 after@0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
@@ -283,10 +290,6 @@ async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
 
-async-limiter@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.0.tgz#78faed8c3d074ab81f22b4e985d79e8738f720f8"
-
 async@2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/async/-/async-2.1.4.tgz#2d2160c7788032e4dd6cbe2502f1f9a2c8f6cde4"
@@ -305,13 +308,13 @@ balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
 
-base64-arraybuffer@0.1.5:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
+base64-arraybuffer@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz#9818c79e059b1355f97e0428a017c838e90ba812"
 
-base64id@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/base64id/-/base64id-1.0.0.tgz#47688cb99bb6804f0e06d3e763b1c32e57d8e6b6"
+base64id@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/base64id/-/base64id-2.0.0.tgz#2770ac6bc47d312af97a8bf9a634342e0cd25cb6"
 
 base@^0.11.1:
   version "0.11.2"
@@ -325,19 +328,13 @@ base@^0.11.1:
     mixin-deep "^1.2.0"
     pascalcase "^0.1.1"
 
-better-assert@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/better-assert/-/better-assert-1.0.2.tgz#40866b9e1b9e0b55b481894311e68faffaebc522"
-  dependencies:
-    callsite "1.0.0"
-
 binary-extensions@^1.0.0:
   version "1.11.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.11.0.tgz#46aa1751fb6a2f93ee5e689bb1087d4b14c6c205"
 
-blob@0.0.4:
-  version "0.0.4"
-  resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.4.tgz#bcf13052ca54463f30f9fc7e95b9a47630a94921"
+blob@0.0.5:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
 
 bluebird@3.5.0:
   version "3.5.0"
@@ -407,10 +404,6 @@ cache-base@^1.0.1:
     union-value "^1.0.0"
     unset-value "^1.0.0"
 
-callsite@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/callsite/-/callsite-1.0.0.tgz#280398e5d664bd74038b6f0905153e6e8af1bc20"
-
 camelcase-keys@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/camelcase-keys/-/camelcase-keys-2.1.0.tgz#308beeaffdf28119051efa1d932213c91b8f92e7"
@@ -529,6 +522,10 @@ component-emitter@1.2.1, component-emitter@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
 
+component-emitter@~1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.3.0.tgz#16e4070fba8ae29b679f2215853ee181ab2eabc0"
+
 component-inherit@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/component-inherit/-/component-inherit-0.0.3.tgz#645fc4adf58b72b649d5cae65135619db26ff143"
@@ -566,9 +563,9 @@ content-type@^1.0.0:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.4.tgz#e138cc75e040c727b1966fe5e5f8c9aee256fe3b"
 
-cookie@0.3.1:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
+cookie@~0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.4.1.tgz#afd713fe26ebd21ba95ceb61f9a8116e50a537d1"
 
 cookies@~0.7.0:
   version "0.7.1"
@@ -613,11 +610,11 @@ currently-unhandled@^0.4.1:
   dependencies:
     array-find-index "^1.0.1"
 
-debug@*, debug@^3.1.0, debug@~3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+debug@*, debug@~4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
   dependencies:
-    ms "2.0.0"
+    ms "^2.1.1"
 
 debug@2.6.9, debug@^2.1.2, debug@^2.2.0, debug@^2.3.3, debug@^2.6.3, debug@^2.6.8:
   version "2.6.9"
@@ -625,6 +622,12 @@ debug@2.6.9, debug@^2.1.2, debug@^2.2.0, debug@^2.3.3, debug@^2.6.3, debug@^2.6.
   dependencies:
     ms "2.0.0"
 
+debug@^3.1.0, debug@~3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  dependencies:
+    ms "2.0.0"
+
 decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -717,42 +720,42 @@ ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
 
-engine.io-client@~3.2.0:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-3.2.1.tgz#6f54c0475de487158a1a7c77d10178708b6add36"
+engine.io-client@~3.5.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-3.5.0.tgz#fc1b4d9616288ce4f2daf06dcf612413dec941c7"
   dependencies:
-    component-emitter "1.2.1"
+    component-emitter "~1.3.0"
     component-inherit "0.0.3"
     debug "~3.1.0"
-    engine.io-parser "~2.1.1"
+    engine.io-parser "~2.2.0"
     has-cors "1.1.0"
     indexof "0.0.1"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    ws "~3.3.1"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    ws "~7.4.2"
     xmlhttprequest-ssl "~1.5.4"
     yeast "0.1.2"
 
-engine.io-parser@~2.1.0, engine.io-parser@~2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-2.1.2.tgz#4c0f4cff79aaeecbbdcfdea66a823c6085409196"
+engine.io-parser@~2.2.0:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-2.2.1.tgz#57ce5611d9370ee94f99641b589f94c97e4f5da7"
   dependencies:
     after "0.8.2"
     arraybuffer.slice "~0.0.7"
-    base64-arraybuffer "0.1.5"
-    blob "0.0.4"
+    base64-arraybuffer "0.1.4"
+    blob "0.0.5"
     has-binary2 "~1.0.2"
 
-engine.io@~3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-3.2.0.tgz#54332506f42f2edc71690d2f2a42349359f3bf7d"
+engine.io@~3.5.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-3.5.0.tgz#9d6b985c8a39b1fe87cd91eb014de0552259821b"
   dependencies:
     accepts "~1.3.4"
-    base64id "1.0.0"
-    cookie "0.3.1"
-    debug "~3.1.0"
-    engine.io-parser "~2.1.0"
-    ws "~3.3.1"
+    base64id "2.0.0"
+    cookie "~0.4.1"
+    debug "~4.1.0"
+    engine.io-parser "~2.2.0"
+    ws "~7.4.2"
 
 error-ex@^1.2.0:
   version "1.3.1"
@@ -774,7 +777,7 @@ escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
 
 event-stream@~3.3.0:
   version "3.3.4"
-  resolved "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
+  resolved "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
   dependencies:
     duplexer "~0.1.1"
     from "~0"
@@ -989,8 +992,8 @@ has-ansi@^2.0.0:
     ansi-regex "^2.0.0"
 
 has-binary2@~1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/has-binary2/-/has-binary2-1.0.2.tgz#e83dba49f0b9be4d026d27365350d9f03f54be98"
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-binary2/-/has-binary2-1.0.3.tgz#7776ac627f3ea77250cfc332dab7ddf5e4f5d11d"
   dependencies:
     isarray "2.0.1"
 
@@ -1659,6 +1662,10 @@ micromatch@^3.1.4:
     snapdragon "^0.8.1"
     to-regex "^3.0.2"
 
+mime-db@1.45.0:
+  version "1.45.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.45.0.tgz#cceeda21ccd7c3a745eba2decd55d4b73e7879ea"
+
 "mime-db@>= 1.33.0 < 2", mime-db@~1.33.0:
   version "1.33.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.33.0.tgz#a3492050a5cb9b63450541e39d9788d2272783db"
@@ -1669,6 +1676,12 @@ mime-types@^2.0.7, mime-types@^2.1.8, mime-types@~2.1.18:
   dependencies:
     mime-db "~1.33.0"
 
+mime-types@~2.1.24:
+  version "2.1.28"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.28.tgz#1160c4757eab2c5363888e005273ecf79d2a0ecd"
+  dependencies:
+    mime-db "1.45.0"
+
 minimatch@^3.0.2, minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
@@ -1759,6 +1772,10 @@ ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@^2.1.1:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
+
 mz@^2.6.0, mz@^2.7.0:
   version "2.7.0"
   resolved "https://registry.yarnpkg.com/mz/-/mz-2.7.0.tgz#95008057a56cafadc2bc63dde7f9ff6955948e32"
@@ -1800,6 +1817,10 @@ negotiator@0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.1.tgz#2b327184e8992101177b28563fb5e7102acd0ca9"
 
+negotiator@0.6.2:
+  version "0.6.2"
+  resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
+
 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"
@@ -1896,10 +1917,6 @@ object-assign@^4.0.1, object-assign@^4.1.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
-object-component@0.0.3:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/object-component/-/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
-
 object-copy@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/object-copy/-/object-copy-0.1.0.tgz#7e7d858b781bd7c991a41ba975ed3812754e998c"
@@ -1974,17 +1991,13 @@ parse-json@^2.2.0:
   dependencies:
     error-ex "^1.2.0"
 
-parseqs@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/parseqs/-/parseqs-0.0.5.tgz#d5208a3738e46766e291ba2ea173684921a8b89d"
-  dependencies:
-    better-assert "~1.0.0"
+parseqs@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/parseqs/-/parseqs-0.0.6.tgz#8e4bb5a19d1cdc844a08ac974d34e273afa670d5"
 
-parseuri@0.0.5:
-  version "0.0.5"
-  resolved "https://registry.yarnpkg.com/parseuri/-/parseuri-0.0.5.tgz#80204a50d4dbb779bfdc6ebe2778d90e4bce320a"
-  dependencies:
-    better-assert "~1.0.0"
+parseuri@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/parseuri/-/parseuri-0.0.6.tgz#e1496e829e3ac2ff47f39a4dd044b32823c4a25a"
 
 parseurl@^1.3.0:
   version "1.3.2"
@@ -2379,46 +2392,51 @@ snapdragon@^0.8.1:
     use "^3.1.0"
 
 socket.io-adapter@~1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-1.1.1.tgz#2a805e8a14d6372124dd9159ad4502f8cb07f06b"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-1.1.2.tgz#ab3f0d6f66b8fc7fca3959ab5991f82221789be9"
 
-socket.io-client@2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.1.0.tgz#0d0b21d460dc4ed36e57085136f2be0137ff20ff"
+socket.io-client@2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.4.0.tgz#aafb5d594a3c55a34355562fc8aea22ed9119a35"
   dependencies:
     backo2 "1.0.2"
-    base64-arraybuffer "0.1.5"
     component-bind "1.0.0"
-    component-emitter "1.2.1"
+    component-emitter "~1.3.0"
     debug "~3.1.0"
-    engine.io-client "~3.2.0"
+    engine.io-client "~3.5.0"
     has-binary2 "~1.0.2"
-    has-cors "1.1.0"
     indexof "0.0.1"
-    object-component "0.0.3"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    socket.io-parser "~3.2.0"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    socket.io-parser "~3.3.0"
     to-array "0.1.4"
 
-socket.io-parser@~3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.2.0.tgz#e7c6228b6aa1f814e6148aea325b51aa9499e077"
+socket.io-parser@~3.3.0:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.3.2.tgz#ef872009d0adcf704f2fbe830191a14752ad50b6"
   dependencies:
-    component-emitter "1.2.1"
+    component-emitter "~1.3.0"
     debug "~3.1.0"
     isarray "2.0.1"
 
+socket.io-parser@~3.4.0:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.4.1.tgz#b06af838302975837eab2dc980037da24054d64a"
+  dependencies:
+    component-emitter "1.2.1"
+    debug "~4.1.0"
+    isarray "2.0.1"
+
 socket.io@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-2.1.0.tgz#de77161795b6303e7aefc982ea04acb0cec17395"
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-2.4.1.tgz#95ad861c9a52369d7f1a68acf0d4a1b16da451d2"
   dependencies:
-    debug "~3.1.0"
-    engine.io "~3.2.0"
+    debug "~4.1.0"
+    engine.io "~3.5.0"
     has-binary2 "~1.0.2"
     socket.io-adapter "~1.1.0"
-    socket.io-client "2.1.0"
-    socket.io-parser "~3.2.0"
+    socket.io-client "2.4.0"
+    socket.io-parser "~3.4.0"
 
 source-map-resolve@^0.5.0:
   version "0.5.1"
@@ -2654,10 +2672,6 @@ uid2@0.0.x:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/uid2/-/uid2-0.0.3.tgz#483126e11774df2f71b8b639dcd799c376162b82"
 
-ultron@~1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"
-
 undefsafe@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/undefsafe/-/undefsafe-2.0.2.tgz#225f6b9e0337663e0d8e7cfd686fc2836ccace76"
@@ -2782,13 +2796,9 @@ write-file-atomic@^2.0.0:
     imurmurhash "^0.1.4"
     signal-exit "^3.0.2"
 
-ws@~3.3.1:
-  version "3.3.3"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-3.3.3.tgz#f1cf84fe2d5e901ebce94efaece785f187a228f2"
-  dependencies:
-    async-limiter "~1.0.0"
-    safe-buffer "~5.1.0"
-    ultron "~1.1.0"
+ws@~7.4.2:
+  version "7.4.2"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.2.tgz#782100048e54eb36fe9843363ab1c68672b261dd"
 
 xdg-basedir@^3.0.0:
   version "3.0.0"