diff --git a/yarn.lock b/yarn.lock
index faec56d..51dffdb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -38,11 +38,11 @@ abbrev@1:
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
 accepts@~1.3.5:
-  version "1.3.5"
-  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.5.tgz#eb777df6011723a3b14e8a72c0805c8e86746bd2"
+  version "1.3.7"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
   dependencies:
-    mime-types "~2.1.18"
-    negotiator "0.6.1"
+    mime-types "~2.1.24"
+    negotiator "0.6.2"
 
 ajv@^6.5.5:
   version "6.10.0"
@@ -251,8 +251,8 @@ async-done@^1.2.0, async-done@^1.2.2:
     stream-exhaust "^1.0.1"
 
 async-each@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.2.tgz#8b8a7ca2a658f927e9f307d6d1a42f4199f0f735"
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.3.tgz#b727dbf87d7651602f06f4d4ac387f47d91b0cbf"
 
 async-settle@^1.0.0:
   version "1.0.0"
@@ -394,12 +394,12 @@ braces@^2.3.1, braces@^2.3.2:
     to-regex "^3.0.1"
 
 browserslist@^4.0.0, browserslist@^4.5.4:
-  version "4.5.4"
-  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.5.4.tgz#166c4ecef3b51737a42436ea8002aeea466ea2c7"
+  version "4.5.6"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.5.6.tgz#ea42e8581ca2513fa7f371d4dd66da763938163d"
   dependencies:
-    caniuse-lite "^1.0.30000955"
-    electron-to-chromium "^1.3.122"
-    node-releases "^1.1.13"
+    caniuse-lite "^1.0.30000963"
+    electron-to-chromium "^1.3.127"
+    node-releases "^1.1.17"
 
 buffer-crc32@~0.2.3:
   version "0.2.13"
@@ -495,9 +495,9 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000955, caniuse-lite@^1.0.30000957:
-  version "1.0.30000958"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000958.tgz#f6307b1512bccc64269e3ac4733072454ede1fd0"
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000957, caniuse-lite@^1.0.30000963:
+  version "1.0.30000963"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000963.tgz#5be481d5292f22aff5ee0db4a6c049b65b5798b1"
 
 caseless@~0.12.0:
   version "0.12.0"
@@ -651,8 +651,8 @@ color@^0.11.0:
     color-string "^0.3.0"
 
 color@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/color/-/color-3.1.0.tgz#d8e9fb096732875774c84bf922815df0308d0ffc"
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/color/-/color-3.1.1.tgz#7abf5c0d38e89378284e873c207ae2172dcc8a61"
   dependencies:
     color-convert "^1.9.1"
     color-string "^1.5.2"
@@ -676,8 +676,8 @@ common-tags@^1.8.0:
   resolved "https://registry.yarnpkg.com/common-tags/-/common-tags-1.8.0.tgz#8e3153e542d4a39e9b10554434afaaf98956a937"
 
 component-emitter@^1.2.1:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.3.0.tgz#16e4070fba8ae29b679f2215853ee181ab2eabc0"
 
 concat-map@0.0.1:
   version "0.0.1"
@@ -1090,9 +1090,9 @@ ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
 
-electron-to-chromium@^1.3.122:
-  version "1.3.124"
-  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.124.tgz#861fc0148748a11b3e5ccebdf8b795ff513fa11f"
+electron-to-chromium@^1.3.127:
+  version "1.3.128"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.128.tgz#1f9ffa31397da2f220d583dbb2b763e365dfbbc5"
 
 emoji-regex@^8.0.0:
   version "8.0.0"
@@ -1145,8 +1145,8 @@ es-to-primitive@^1.2.0:
     is-symbol "^1.0.2"
 
 es5-ext@^0.10.14, es5-ext@^0.10.35, es5-ext@^0.10.9, es5-ext@~0.10.14:
-  version "0.10.49"
-  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.49.tgz#059a239de862c94494fec28f8150c977028c6c5e"
+  version "0.10.50"
+  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.50.tgz#6d0e23a0abdb27018e5ac4fd09b412bc5517a778"
   dependencies:
     es6-iterator "~2.0.3"
     es6-symbol "~3.1.1"
@@ -1402,8 +1402,8 @@ findup-sync@^3.0.0:
     resolve-dir "^1.0.1"
 
 fined@^1.0.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/fined/-/fined-1.1.1.tgz#95d88ff329123dd1a6950fdfcd321f746271e01f"
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/fined/-/fined-1.2.0.tgz#d00beccf1aa2b475d16d423b0238b713a2c4a37b"
   dependencies:
     expand-tilde "^2.0.2"
     is-plain-object "^2.0.3"
@@ -1502,11 +1502,11 @@ fs.realpath@^1.0.0:
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
 
 fsevents@^1.2.7:
-  version "1.2.7"
-  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.2.7.tgz#4851b664a3783e52003b3c66eb0eee1074933aa4"
+  version "1.2.9"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.2.9.tgz#3f5ed66583ccd6f400b5a00db6f7e861363e388f"
   dependencies:
-    nan "^2.9.2"
-    node-pre-gyp "^0.10.0"
+    nan "^2.12.1"
+    node-pre-gyp "^0.12.0"
 
 function-bind@^1.1.1:
   version "1.1.1"
@@ -1966,9 +1966,9 @@ invert-kv@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
 
-ipaddr.js@1.8.0:
-  version "1.8.0"
-  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.8.0.tgz#eaa33d6ddd7ace8f7f6fe0c9ca0440e706738b1e"
+ipaddr.js@1.9.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.0.tgz#37df74e430a0e47550fe54a2defe30d8acd95f65"
 
 is-absolute-url@^2.0.0:
   version "2.1.0"
@@ -2211,7 +2211,7 @@ js-beautify@1.6.8:
     mkdirp "~0.5.0"
     nopt "~3.0.1"
 
-js-yaml@^3.13.0, js-yaml@^3.9.0:
+js-yaml@^3.13.0, js-yaml@^3.13.1, js-yaml@^3.9.0:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
   dependencies:
@@ -2444,15 +2444,15 @@ micromatch@^3.0.4, micromatch@^3.1.10, micromatch@^3.1.4:
     snapdragon "^0.8.1"
     to-regex "^3.0.2"
 
-mime-db@~1.38.0:
-  version "1.38.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.38.0.tgz#1a2aab16da9eb167b49c6e4df2d9c68d63d8e2ad"
+mime-db@1.40.0:
+  version "1.40.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.40.0.tgz#a65057e998db090f732a68f6c276d387d4126c32"
 
-mime-types@^2.1.12, mime-types@~2.1.18, mime-types@~2.1.19:
-  version "2.1.22"
-  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.22.tgz#fe6b355a190926ab7698c9a0556a11199b2199bd"
+mime-types@^2.1.12, mime-types@~2.1.19, mime-types@~2.1.24:
+  version "2.1.24"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.24.tgz#b6f8d0b3e951efb77dedeca194cff6d16f676f81"
   dependencies:
-    mime-db "~1.38.0"
+    mime-db "1.40.0"
 
 mime@1.4.1:
   version "1.4.1"
@@ -2545,7 +2545,7 @@ mv@~2:
     ncp "~2.0.0"
     rimraf "~2.4.0"
 
-nan@^2.10.0, nan@^2.9.2:
+nan@^2.10.0, nan@^2.12.1:
   version "2.13.2"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.13.2.tgz#f51dc7ae66ba7d5d55e1e6d4d8092e802c9aefe7"
 
@@ -2579,16 +2579,16 @@ ncp@~2.0.0:
   resolved "https://registry.yarnpkg.com/ncp/-/ncp-2.0.0.tgz#195a21d6c46e361d2fb1281ba38b91e9df7bdbb3"
 
 needle@^2.2.1:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/needle/-/needle-2.3.0.tgz#ce3fea21197267bacb310705a7bbe24f2a3a3492"
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/needle/-/needle-2.3.1.tgz#d272f2f4034afb9c4c9ab1379aabc17fc85c9388"
   dependencies:
     debug "^4.1.0"
     iconv-lite "^0.4.4"
     sax "^1.2.4"
 
-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"
 
 neo-async@^2.6.0:
   version "2.6.0"
@@ -2610,9 +2610,9 @@ node-loggly-bulk@^2.2.4:
     moment "^2.18.1"
     request ">=2.76.0 <3.0.0"
 
-node-pre-gyp@^0.10.0:
-  version "0.10.3"
-  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.10.3.tgz#3070040716afdc778747b61b6887bf78880b80fc"
+node-pre-gyp@^0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.12.0.tgz#39ba4bb1439da030295f899e3b520b7785766149"
   dependencies:
     detect-libc "^1.0.2"
     mkdirp "^0.5.1"
@@ -2625,9 +2625,9 @@ node-pre-gyp@^0.10.0:
     semver "^5.3.0"
     tar "^4"
 
-node-releases@^1.1.13:
-  version "1.1.14"
-  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.14.tgz#f1f41c83cac82caebd6739e6313d56b3b09c9189"
+node-releases@^1.1.17:
+  version "1.1.17"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.17.tgz#71ea4631f0a97d5cd4f65f7d04ecf9072eac711a"
   dependencies:
     semver "^5.3.0"
 
@@ -2877,8 +2877,8 @@ parse-passwd@^1.0.0:
   resolved "https://registry.yarnpkg.com/parse-passwd/-/parse-passwd-1.0.0.tgz#6d5b934a456993b23d37f40a382d6f1666a8e5c6"
 
 parseurl@~1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.2.tgz#fc289d4ed8993119460c156253262cdc8de65bf3"
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
 
 pascalcase@^0.1.1:
   version "0.1.1"
@@ -3326,11 +3326,11 @@ proto-list@~1.2.1:
   resolved "https://registry.yarnpkg.com/proto-list/-/proto-list-1.2.4.tgz#212d5bfe1318306a420f6402b8e26ff39647a849"
 
 proxy-addr@~2.0.4:
-  version "2.0.4"
-  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.4.tgz#ecfc733bf22ff8c6f407fa275327b9ab67e48b93"
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.5.tgz#34cbd64a2d81f4b1fd21e76f9f06c8a45299ee34"
   dependencies:
     forwarded "~0.1.2"
-    ipaddr.js "1.8.0"
+    ipaddr.js "1.9.0"
 
 pseudomap@^1.0.1:
   version "1.0.2"
@@ -3600,8 +3600,8 @@ resolve-url@^0.2.1:
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
 
 resolve@^1.1.6, resolve@^1.1.7, resolve@^1.10.0, resolve@^1.4.0:
-  version "1.10.0"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.10.0.tgz#3bdaaeaf45cc07f375656dfd2e54ed0810b101ba"
+  version "1.10.1"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.10.1.tgz#664842ac960795bbe758221cdccda61fb64b5f18"
   dependencies:
     path-parse "^1.0.6"
 
@@ -3991,8 +3991,8 @@ sver-compat@^1.5.0:
     es6-symbol "^3.1.1"
 
 svgo@^1.0.0:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/svgo/-/svgo-1.2.1.tgz#3fedde75a4016193e1c2608b5fdef6f3e4a9fd99"
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/svgo/-/svgo-1.2.2.tgz#0253d34eccf2aed4ad4f283e11ee75198f9d7316"
   dependencies:
     chalk "^2.4.1"
     coa "^2.0.2"
@@ -4001,7 +4001,7 @@ svgo@^1.0.0:
     css-tree "1.0.0-alpha.28"
     css-url-regex "^1.1.0"
     csso "^3.5.1"
-    js-yaml "^3.13.0"
+    js-yaml "^3.13.1"
     mkdirp "~0.5.1"
     object.values "^1.1.0"
     sax "~1.2.4"
@@ -4122,19 +4122,19 @@ tweetnacl@^0.14.3, tweetnacl@~0.14.0:
   resolved "https://registry.yarnpkg.com/tweetnacl/-/tweetnacl-0.14.5.tgz#5ae68177f192d4456269d108afa93ff8743f4f64"
 
 type-is@^1.6.4, type-is@~1.6.16:
-  version "1.6.16"
-  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.16.tgz#f89ce341541c672b25ee7ae3c73dee3b2be50194"
+  version "1.6.18"
+  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
   dependencies:
     media-typer "0.3.0"
-    mime-types "~2.1.18"
+    mime-types "~2.1.24"
 
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
 uglify-js@^3.0.5, uglify-js@^3.1.4:
-  version "3.5.4"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.4.tgz#4a64d57f590e20a898ba057f838dcdfb67a939b9"
+  version "3.5.9"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.9.tgz#372fbf95939555b1f460b1777d33a67d4a994ac9"
   dependencies:
     commander "~2.20.0"
     source-map "~0.6.1"