diff --git a/package.json b/package.json
index ff15a62..dd7a0f9 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,6 @@
   },
   "devDependencies": {
     "babel-eslint": "^10.0.1",
-    "eslint": "^5.13.0"
+    "eslint": "^5.15.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 55045f3..cdaf608 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -802,9 +802,9 @@ acorn@^5.6.2:
   version "5.7.3"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.3.tgz#67aa231bf8812974b85235a96771eb6bd07ea279"
 
-acorn@^6.0.2:
-  version "6.0.4"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.0.4.tgz#77377e7353b72ec5104550aa2d2097a2fd40b754"
+acorn@^6.0.7:
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.1.1.tgz#7d25ae05bb8ad1f9b699108e1094ecd7884adc1f"
 
 ajv-errors@^1.0.0:
   version "1.0.0"
@@ -814,9 +814,9 @@ ajv-keywords@^3.0.0, ajv-keywords@^3.1.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.2.0.tgz#e86b819c602cf8821ad637413698f1dec021847a"
 
-ajv@^6.0.1, ajv@^6.1.0, ajv@^6.5.3:
-  version "6.5.3"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.5.3.tgz#71a569d189ecf4f4f321224fecb166f071dd90f9"
+ajv@^6.0.1, ajv@^6.1.0, ajv@^6.9.1:
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.10.0.tgz#90d0d54439da587cd7e843bfb7045f50bd22bdf1"
   dependencies:
     fast-deep-equal "^2.0.1"
     fast-json-stable-stringify "^2.0.0"
@@ -831,6 +831,10 @@ ansi-escapes@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.1.0.tgz#f73207bb81207d75fd6c83f125af26eea378ca30"
 
+ansi-escapes@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.2.0.tgz#8780b98ff9dbf5638152d1f1fe5c1d7b4442976b"
+
 ansi-html@0.0.7:
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/ansi-html/-/ansi-html-0.0.7.tgz#813584021962a9e9e6fd039f940d12f56ca7859e"
@@ -843,11 +847,15 @@ ansi-regex@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
 
+ansi-regex@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.0.0.tgz#70de791edf021404c3fd615aa89118ae0432e5a9"
+
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   dependencies:
@@ -949,6 +957,10 @@ assign-symbols@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
 
+astral-regex@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
+
 async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
@@ -1247,9 +1259,9 @@ chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
-chalk@^2.0.0, chalk@^2.1.0, chalk@^2.3.0, chalk@^2.3.2, chalk@^2.4.0, chalk@^2.4.1:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.1.tgz#18c49ab16a037b6eb0152cc83e3471338215b66e"
+chalk@^2.0.0, chalk@^2.1.0, chalk@^2.3.0, chalk@^2.3.2, chalk@^2.4.0, chalk@^2.4.1, chalk@^2.4.2:
+  version "2.4.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.2.tgz#cd42541677a54333cf541a49108c1432b44c9424"
   dependencies:
     ansi-styles "^3.2.1"
     escape-string-regexp "^1.0.5"
@@ -1299,10 +1311,6 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-circular-json@^0.3.1:
-  version "0.3.3"
-  resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
-
 class-utils@^0.3.5:
   version "0.3.6"
   resolved "https://registry.yarnpkg.com/class-utils/-/class-utils-0.3.6.tgz#f93369ae8b9a7ce02fd41faad0ca83033190c463"
@@ -1562,7 +1570,7 @@ del@3.0.0, del@^3.0.0:
     pify "^3.0.0"
     rimraf "^2.2.8"
 
-del@^2.0.2, del@^2.2.0:
+del@^2.2.0:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/del/-/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
   dependencies:
@@ -1609,9 +1617,9 @@ diffie-hellman@^5.0.0:
     miller-rabin "^4.0.0"
     randombytes "^2.0.0"
 
-doctrine@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-2.1.0.tgz#5cd01fc101621b42c4cd7f5d1a66243716d3f39d"
+doctrine@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-3.0.0.tgz#addebead72a6574db783639dc87a121773973961"
   dependencies:
     esutils "^2.0.2"
 
@@ -1652,6 +1660,10 @@ emitter-mixin@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/emitter-mixin/-/emitter-mixin-0.0.3.tgz#5948cb286f2e48edc3b251a7cfc1f7883396d65c"
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+
 emojis-list@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-2.1.0.tgz#4daa4d9db00f9819880c79fa457ae5b09a1fd389"
@@ -1731,9 +1743,9 @@ eslint-scope@3.7.1:
     esrecurse "^4.1.0"
     estraverse "^4.1.1"
 
-eslint-scope@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.0.tgz#50bf3071e9338bcdc43331794a0cb533f0136172"
+eslint-scope@^4.0.0, eslint-scope@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.2.tgz#5f10cd6cabb1965bf479fa65745673439e21cb0e"
   dependencies:
     esrecurse "^4.1.0"
     estraverse "^4.1.1"
@@ -1746,34 +1758,34 @@ eslint-visitor-keys@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
 
-eslint@^5.13.0:
-  version "5.13.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.13.0.tgz#ce71cc529c450eed9504530939aa97527861ede9"
+eslint@^5.15.1:
+  version "5.15.1"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-5.15.1.tgz#8266b089fd5391e0009a047050795b1d73664524"
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    ajv "^6.5.3"
+    ajv "^6.9.1"
     chalk "^2.1.0"
     cross-spawn "^6.0.5"
     debug "^4.0.1"
-    doctrine "^2.1.0"
-    eslint-scope "^4.0.0"
+    doctrine "^3.0.0"
+    eslint-scope "^4.0.2"
     eslint-utils "^1.3.1"
     eslint-visitor-keys "^1.0.0"
-    espree "^5.0.0"
+    espree "^5.0.1"
     esquery "^1.0.1"
     esutils "^2.0.2"
-    file-entry-cache "^2.0.0"
+    file-entry-cache "^5.0.1"
     functional-red-black-tree "^1.0.1"
     glob "^7.1.2"
     globals "^11.7.0"
     ignore "^4.0.6"
     import-fresh "^3.0.0"
     imurmurhash "^0.1.4"
-    inquirer "^6.1.0"
+    inquirer "^6.2.2"
     js-yaml "^3.12.0"
     json-stable-stringify-without-jsonify "^1.0.1"
     levn "^0.3.0"
-    lodash "^4.17.5"
+    lodash "^4.17.11"
     minimatch "^3.0.4"
     mkdirp "^0.5.1"
     natural-compare "^1.4.0"
@@ -1784,14 +1796,14 @@ eslint@^5.13.0:
     semver "^5.5.1"
     strip-ansi "^4.0.0"
     strip-json-comments "^2.0.1"
-    table "^5.0.2"
+    table "^5.2.3"
     text-table "^0.2.0"
 
-espree@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/espree/-/espree-5.0.0.tgz#fc7f984b62b36a0f543b13fb9cd7b9f4a7f5b65c"
+espree@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/espree/-/espree-5.0.1.tgz#5d6526fa4fc7f0788a5cf75b15f30323e2f81f7a"
   dependencies:
-    acorn "^6.0.2"
+    acorn "^6.0.7"
     acorn-jsx "^5.0.0"
     eslint-visitor-keys "^1.0.0"
 
@@ -1864,7 +1876,7 @@ extend-shallow@^3.0.0, extend-shallow@^3.0.2:
     assign-symbols "^1.0.0"
     is-extendable "^1.0.1"
 
-external-editor@^3.0.0:
+external-editor@^3.0.3:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-3.0.3.tgz#5866db29a97826dbe4bf3afd24070ead9ea43a27"
   dependencies:
@@ -1907,12 +1919,11 @@ figures@^2.0.0:
   dependencies:
     escape-string-regexp "^1.0.5"
 
-file-entry-cache@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/file-entry-cache/-/file-entry-cache-2.0.0.tgz#c392990c3e684783d838b8c84a45d8a048458361"
+file-entry-cache@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/file-entry-cache/-/file-entry-cache-5.0.1.tgz#ca0f6efa6dd3d561333fb14515065c2fafdf439c"
   dependencies:
-    flat-cache "^1.2.1"
-    object-assign "^4.0.1"
+    flat-cache "^2.0.1"
 
 filesize@^3.6.1:
   version "3.6.1"
@@ -1955,14 +1966,17 @@ find-up@^3.0.0:
   dependencies:
     locate-path "^3.0.0"
 
-flat-cache@^1.2.1:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.0.tgz#d3030b32b38154f4e3b7e9c709f490f7ef97c481"
+flat-cache@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-2.0.1.tgz#5d296d6f04bda44a4630a301413bdbc2ec085ec0"
   dependencies:
-    circular-json "^0.3.1"
-    del "^2.0.2"
-    graceful-fs "^4.1.2"
-    write "^0.2.1"
+    flatted "^2.0.0"
+    rimraf "2.6.3"
+    write "1.0.3"
+
+flatted@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/flatted/-/flatted-2.0.0.tgz#55122b6536ea496b4b44893ee2608141d10d9916"
 
 flush-write-stream@^1.0.0:
   version "1.0.3"
@@ -2062,7 +2076,7 @@ glob-parent@^3.1.0:
     is-glob "^3.1.0"
     path-dirname "^1.0.0"
 
-glob@7.1.2, glob@^7.0.3, glob@^7.0.5, glob@^7.1.2:
+glob@7.1.2:
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
   dependencies:
@@ -2073,6 +2087,17 @@ glob@7.1.2, glob@^7.0.3, glob@^7.0.5, glob@^7.1.2:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@^7.0.3, glob@^7.0.5, glob@^7.1.2, glob@^7.1.3:
+  version "7.1.3"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 globals@^11.1.0, globals@^11.7.0:
   version "11.7.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-11.7.0.tgz#a583faa43055b1aca771914bf68258e2fc125673"
@@ -2278,22 +2303,22 @@ ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
 
-inquirer@^6.1.0:
-  version "6.2.0"
-  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-6.2.0.tgz#51adcd776f661369dc1e894859c2560a224abdd8"
+inquirer@^6.2.2:
+  version "6.2.2"
+  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-6.2.2.tgz#46941176f65c9eb20804627149b743a218f25406"
   dependencies:
-    ansi-escapes "^3.0.0"
-    chalk "^2.0.0"
+    ansi-escapes "^3.2.0"
+    chalk "^2.4.2"
     cli-cursor "^2.1.0"
     cli-width "^2.0.0"
-    external-editor "^3.0.0"
+    external-editor "^3.0.3"
     figures "^2.0.0"
-    lodash "^4.17.10"
+    lodash "^4.17.11"
     mute-stream "0.0.7"
     run-async "^2.2.0"
-    rxjs "^6.1.0"
+    rxjs "^6.4.0"
     string-width "^2.1.0"
-    strip-ansi "^4.0.0"
+    strip-ansi "^5.0.0"
     through "^2.3.6"
 
 invariant@^2.2.2:
@@ -2600,7 +2625,7 @@ lodash.debounce@^4.0.8:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/lodash.debounce/-/lodash.debounce-4.0.8.tgz#82d79bff30a67c4005ffd5e2515300ad9ca4d7af"
 
-lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5:
+lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
@@ -3585,6 +3610,12 @@ ret@~0.1.10:
   version "0.1.15"
   resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
 
+rimraf@2.6.3:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
+  dependencies:
+    glob "^7.1.3"
+
 rimraf@^2.2.8, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
@@ -3610,9 +3641,9 @@ run-queue@^1.0.0, run-queue@^1.0.3:
   dependencies:
     aproba "^1.1.1"
 
-rxjs@^6.1.0:
-  version "6.3.1"
-  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.3.1.tgz#878a1a8c64b8a5da11dcf74b5033fe944cdafb84"
+rxjs@^6.4.0:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.4.0.tgz#f3bb0fe7bda7fb69deac0c16f17b50b0b8790504"
   dependencies:
     tslib "^1.9.0"
 
@@ -3638,13 +3669,6 @@ sax@^1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
-scheduler@^0.12.0:
-  version "0.12.0"
-  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.12.0.tgz#8ab17699939c0aedc5a196a657743c496538647b"
-  dependencies:
-    loose-envify "^1.1.0"
-    object-assign "^4.1.1"
-
 scheduler@^0.13.3:
   version "0.13.3"
   resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.13.3.tgz#bed3c5850f62ea9c716a4d781f9daeb9b2a58896"
@@ -3767,6 +3791,14 @@ slice-ansi@1.0.0:
   dependencies:
     is-fullwidth-code-point "^2.0.0"
 
+slice-ansi@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-2.1.0.tgz#cacd7693461a637a5788d92a7dd4fba068e81636"
+  dependencies:
+    ansi-styles "^3.2.0"
+    astral-regex "^1.0.0"
+    is-fullwidth-code-point "^2.0.0"
+
 snapdragon-node@^2.0.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/snapdragon-node/-/snapdragon-node-2.1.1.tgz#6c175f86ff14bdb0724563e8f3c1b021a286853b"
@@ -3939,6 +3971,14 @@ string-width@^2.0.0, string-width@^2.1.0, string-width@^2.1.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string-width@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.0.0.tgz#5a1690a57cc78211fffd9bf24bbe24d090604eb1"
+  dependencies:
+    emoji-regex "^7.0.1"
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^5.0.0"
+
 string_decoder@^1.0.0, string_decoder@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.0.3.tgz#0fc67d7c141825de94282dd536bec6b9bce860ab"
@@ -3963,6 +4003,12 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-ansi@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.0.0.tgz#f78f68b5d0866c20b2c9b8c61b5298508dc8756f"
+  dependencies:
+    ansi-regex "^4.0.0"
+
 strip-bom@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
@@ -4013,14 +4059,14 @@ table@^4.0.3:
     slice-ansi "1.0.0"
     string-width "^2.1.1"
 
-table@^5.0.2:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/table/-/table-5.1.0.tgz#69a54644f6f01ad1628f8178715b408dc6bf11f7"
+table@^5.2.3:
+  version "5.2.3"
+  resolved "https://registry.yarnpkg.com/table/-/table-5.2.3.tgz#cde0cc6eb06751c009efab27e8c820ca5b67b7f2"
   dependencies:
-    ajv "^6.5.3"
-    lodash "^4.17.10"
-    slice-ansi "1.0.0"
-    string-width "^2.1.1"
+    ajv "^6.9.1"
+    lodash "^4.17.11"
+    slice-ansi "^2.1.0"
+    string-width "^3.0.0"
 
 tapable@^1.0.0, tapable@^1.1.0:
   version "1.1.0"
@@ -4420,9 +4466,9 @@ write-file-webpack-plugin@4.3.2:
     mkdirp "^0.5.1"
     moment "^2.22.1"
 
-write@^0.2.1:
-  version "0.2.1"
-  resolved "https://registry.yarnpkg.com/write/-/write-0.2.1.tgz#5fc03828e264cea3fe91455476f7a3c566cb0757"
+write@1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/write/-/write-1.0.3.tgz#0800e14523b923a387e415123c865616aae0f5c3"
   dependencies:
     mkdirp "^0.5.1"