diff --git a/frontend/package.json b/frontend/package.json
index 35789942..a2d6cbc4 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -17,7 +17,7 @@
     "eslint-plugin-import": "2.8.0",
     "eslint-plugin-jsx-a11y": "6.0.3",
     "eslint-plugin-prettier": "2.5.0",
-    "eslint-plugin-react": "7.5.1",
+    "eslint-plugin-react": "7.12.4",
     "extract-text-webpack-plugin": "3.0.2",
     "file-loader": "1.1.6",
     "node-sass": "4.7.2",
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index 24b83c90..da2216dd 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -180,10 +180,6 @@ arrify@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
 
-asap@~2.0.3:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
-
 asn1.js@^4.0.0:
   version "4.9.2"
   resolved "https://registry.yarnpkg.com/asn1.js/-/asn1.js-4.9.2.tgz#8117ef4f7ed87cd8f89044b5bff97ac243a16c9a"
@@ -1211,10 +1207,6 @@ convert-source-map@^1.5.1:
   dependencies:
     safe-buffer "~5.1.1"
 
-core-js@^1.0.0:
-  version "1.2.7"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-1.2.7.tgz#652294c14651db28fa93bd2d5ff2983a4f08c636"
-
 core-js@^2.4.0, core-js@^2.5.0:
   version "2.5.3"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.3.tgz#8acc38345824f16d8365b7c9b4259168e8ed603e"
@@ -1497,7 +1489,7 @@ doctrine@1.5.0:
     esutils "^2.0.2"
     isarray "^1.0.0"
 
-doctrine@^2.0.0, doctrine@^2.1.0:
+doctrine@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-2.1.0.tgz#5cd01fc101621b42c4cd7f5d1a66243716d3f39d"
   dependencies:
@@ -1551,12 +1543,6 @@ emojis-list@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-2.1.0.tgz#4daa4d9db00f9819880c79fa457ae5b09a1fd389"
 
-encoding@^0.1.11:
-  version "0.1.12"
-  resolved "https://registry.yarnpkg.com/encoding/-/encoding-0.1.12.tgz#538b66f3ee62cd1ab51ec323829d1f9480c74beb"
-  dependencies:
-    iconv-lite "~0.4.13"
-
 enhanced-resolve@^3.4.0:
   version "3.4.1"
   resolved "https://registry.yarnpkg.com/enhanced-resolve/-/enhanced-resolve-3.4.1.tgz#0421e339fd71419b3da13d129b3979040230476e"
@@ -1578,6 +1564,17 @@ error-ex@^1.2.0:
   dependencies:
     is-arrayish "^0.2.1"
 
+es-abstract@^1.11.0:
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.13.0.tgz#ac86145fdd5099d8dd49558ccba2eaf9b88e24e9"
+  dependencies:
+    es-to-primitive "^1.2.0"
+    function-bind "^1.1.1"
+    has "^1.0.3"
+    is-callable "^1.1.4"
+    is-regex "^1.0.4"
+    object-keys "^1.0.12"
+
 es-abstract@^1.5.1:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.12.0.tgz#9dbbdd27c6856f0001421ca18782d786bf8a6165"
@@ -1606,6 +1603,14 @@ es-to-primitive@^1.1.1:
     is-date-object "^1.0.1"
     is-symbol "^1.0.1"
 
+es-to-primitive@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.2.0.tgz#edf72478033456e8dda8ef09e00ad9650707f377"
+  dependencies:
+    is-callable "^1.1.4"
+    is-date-object "^1.0.1"
+    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 "0.10.38"
   resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.38.tgz#fa7d40d65bbc9bb8a67e1d3f9cc656a00530eed3"
@@ -1737,14 +1742,17 @@ eslint-plugin-prettier@2.5.0:
     fast-diff "^1.1.1"
     jest-docblock "^21.0.0"
 
-eslint-plugin-react@7.5.1:
-  version "7.5.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.5.1.tgz#52e56e8d80c810de158859ef07b880d2f56ee30b"
+eslint-plugin-react@7.12.4:
+  version "7.12.4"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.12.4.tgz#b1ecf26479d61aee650da612e425c53a99f48c8c"
   dependencies:
-    doctrine "^2.0.0"
-    has "^1.0.1"
-    jsx-ast-utils "^2.0.0"
-    prop-types "^15.6.0"
+    array-includes "^3.0.3"
+    doctrine "^2.1.0"
+    has "^1.0.3"
+    jsx-ast-utils "^2.0.1"
+    object.fromentries "^2.0.0"
+    prop-types "^15.6.2"
+    resolve "^1.9.0"
 
 eslint-restricted-globals@^0.1.1:
   version "0.1.1"
@@ -1941,18 +1949,6 @@ fastparse@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/fastparse/-/fastparse-1.1.1.tgz#d1e2643b38a94d7583b479060e6c4affc94071f8"
 
-fbjs@^0.8.16:
-  version "0.8.16"
-  resolved "https://registry.yarnpkg.com/fbjs/-/fbjs-0.8.16.tgz#5e67432f550dc41b572bf55847b8aca64e5337db"
-  dependencies:
-    core-js "^1.0.0"
-    isomorphic-fetch "^2.1.1"
-    loose-envify "^1.0.0"
-    object-assign "^4.1.0"
-    promise "^7.1.1"
-    setimmediate "^1.0.5"
-    ua-parser-js "^0.7.9"
-
 figures@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-2.0.0.tgz#3ab1a2d2a62c8bfb431a0c94cb797a2fce27c962"
@@ -2276,6 +2272,10 @@ has-flag@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
 
+has-symbols@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.0.tgz#ba1a8f1af2a0fc39650f5c850367704122063b44"
+
 has-unicode@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/has-unicode/-/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
@@ -2286,6 +2286,12 @@ has@^1.0.1:
   dependencies:
     function-bind "^1.0.2"
 
+has@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
+  dependencies:
+    function-bind "^1.1.1"
+
 hash-base@^2.0.0:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-2.0.2.tgz#66ea1d856db4e8a5470cadf6fce23ae5244ef2e1"
@@ -2375,7 +2381,7 @@ https-browserify@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-1.0.0.tgz#ec06c10e0a34c0f2faf199f7fd7fc78fffd03c73"
 
-iconv-lite@^0.4.17, iconv-lite@~0.4.13:
+iconv-lite@^0.4.17:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
 
@@ -2499,6 +2505,10 @@ is-callable@^1.1.1, is-callable@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.3.tgz#86eb75392805ddc33af71c92a0eedf74ee7604b2"
 
+is-callable@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
+
 is-date-object@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.1.tgz#9aa20eb6aeebbff77fbd33e74ca01b33581d3a16"
@@ -2620,7 +2630,7 @@ is-resolvable@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.0.1.tgz#acca1cd36dbe44b974b924321555a70ba03b1cf4"
 
-is-stream@^1.0.1, is-stream@^1.1.0:
+is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
 
@@ -2634,6 +2644,12 @@ is-symbol@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.1.tgz#3cc59f00025194b6ab2e38dbae6689256b660572"
 
+is-symbol@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.2.tgz#a055f6ae57192caee329e7a860118b497a950f38"
+  dependencies:
+    has-symbols "^1.0.0"
+
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -2660,13 +2676,6 @@ isobject@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/isobject/-/isobject-3.0.1.tgz#4e431e92b11a9731636aa1f9c8d1ccbcfdab78df"
 
-isomorphic-fetch@^2.1.1:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz#611ae1acf14f5e81f729507472819fe9733558a9"
-  dependencies:
-    node-fetch "^1.0.1"
-    whatwg-fetch ">=0.10.0"
-
 isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
@@ -2770,7 +2779,7 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
-jsx-ast-utils@^2.0.0:
+jsx-ast-utils@^2.0.0, jsx-ast-utils@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/jsx-ast-utils/-/jsx-ast-utils-2.0.1.tgz#e801b1b39985e20fffc87b40e3748080e2dcac7f"
   dependencies:
@@ -3062,13 +3071,6 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
-node-fetch@^1.0.1:
-  version "1.7.3"
-  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-1.7.3.tgz#980f6f72d85211a5347c6b2bc18c5b84c3eb47ef"
-  dependencies:
-    encoding "^0.1.11"
-    is-stream "^1.0.1"
-
 node-gyp@^3.3.1:
   version "3.6.2"
   resolved "https://registry.yarnpkg.com/node-gyp/-/node-gyp-3.6.2.tgz#9bfbe54562286284838e750eac05295853fa1c60"
@@ -3227,10 +3229,23 @@ object-assign@^4.0.1, object-assign@^4.1.0, object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
+object-keys@^1.0.12:
+  version "1.0.12"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.12.tgz#09c53855377575310cca62f55bb334abff7b3ed2"
+
 object-keys@^1.0.8:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
+object.fromentries@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/object.fromentries/-/object.fromentries-2.0.0.tgz#49a543d92151f8277b3ac9600f1e930b189d30ab"
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.11.0"
+    function-bind "^1.1.1"
+    has "^1.0.1"
+
 object.getownpropertydescriptors@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz#8758c846f5b407adab0f236e0986f14b051caa16"
@@ -3380,6 +3395,10 @@ path-parse@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.5.tgz#3c1adf871ea9cd6c9431b6ea2bd74a0ff055c4c1"
 
+path-parse@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.6.tgz#d62dbb5679405d72c4737ec58600e9ddcf06d24c"
+
 path-type@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-1.1.0.tgz#59c44f7ee491da704da415da5a4070ba4f8fe441"
@@ -3768,17 +3787,10 @@ progress@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.0.tgz#8a1be366bf8fc23db2bd23f10c6fe920b4389d1f"
 
-promise@^7.1.1:
-  version "7.3.1"
-  resolved "https://registry.yarnpkg.com/promise/-/promise-7.3.1.tgz#064b72602b18f90f29192b8b1bc418ffd1ebd3bf"
+prop-types@^15.6.2:
+  version "15.6.2"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.2.tgz#05d5ca77b4453e985d60fc7ff8c859094a497102"
   dependencies:
-    asap "~2.0.3"
-
-prop-types@^15.6.0:
-  version "15.6.0"
-  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.0.tgz#ceaf083022fc46b4a35f69e13ef75aed0d639856"
-  dependencies:
-    fbjs "^0.8.16"
     loose-envify "^1.3.1"
     object-assign "^4.1.1"
 
@@ -4126,6 +4138,12 @@ resolve@^1.5.0:
   dependencies:
     path-parse "^1.0.5"
 
+resolve@^1.9.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.9.0.tgz#a14c6fdfa8f92a7df1d996cb7105fa744658ea06"
+  dependencies:
+    path-parse "^1.0.6"
+
 restore-cursor@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/restore-cursor/-/restore-cursor-2.0.0.tgz#9f7ee287f82fd326d4fd162923d62129eee0dfaf"
@@ -4224,7 +4242,7 @@ set-immediate-shim@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz#4b2b1b27eb808a9f8dcc481a58e5e56f599f3f61"
 
-setimmediate@^1.0.4, setimmediate@^1.0.5:
+setimmediate@^1.0.4:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
 
@@ -4589,10 +4607,6 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-ua-parser-js@^0.7.9:
-  version "0.7.17"
-  resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
-
 uglify-js-plugin@0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/uglify-js-plugin/-/uglify-js-plugin-0.0.6.tgz#ea52368fea73b2043b1cbeadb0e0f11c3c822c18"
@@ -4751,10 +4765,6 @@ webpack@3.12.0:
     webpack-sources "^1.0.1"
     yargs "^8.0.2"
 
-whatwg-fetch@>=0.10.0:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz#9c84ec2dcf68187ff00bc64e1274b442176e1c84"
-
 whet.extend@~0.9.9:
   version "0.9.9"
   resolved "https://registry.yarnpkg.com/whet.extend/-/whet.extend-0.9.9.tgz#f877d5bf648c97e5aa542fadc16d6a259b9c11a1"