diff --git a/yarn.lock b/yarn.lock
index a299beb..e80747c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -378,15 +378,6 @@ babel-helper-call-delegate@^6.22.0:
     babel-traverse "^6.22.0"
     babel-types "^6.22.0"
 
-babel-helper-define-map@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-helper-define-map/-/babel-helper-define-map-6.24.1.tgz#7a9747f258d8947d32d515f6aa1c7bd02204a080"
-  dependencies:
-    babel-helper-function-name "^6.24.1"
-    babel-runtime "^6.22.0"
-    babel-types "^6.24.1"
-    lodash "^4.2.0"
-
 babel-helper-define-map@^6.24.1:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-helper-define-map/-/babel-helper-define-map-6.26.0.tgz#a5f56dab41a25f97ecb498c7ebaca9819f95be5f"
@@ -422,16 +413,6 @@ babel-helper-function-name@^6.22.0, babel-helper-function-name@^6.24.1:
     babel-traverse "^6.24.1"
     babel-types "^6.24.1"
 
-babel-helper-function-name@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-helper-function-name/-/babel-helper-function-name-6.24.1.tgz#d3475b8c03ed98242a25b48351ab18399d3580a9"
-  dependencies:
-    babel-helper-get-function-arity "^6.24.1"
-    babel-runtime "^6.22.0"
-    babel-template "^6.24.1"
-    babel-traverse "^6.24.1"
-    babel-types "^6.24.1"
-
 babel-helper-get-function-arity@^6.22.0:
   version "6.22.0"
   resolved "https://registry.npmjs.org/babel-helper-get-function-arity/-/babel-helper-get-function-arity-6.22.0.tgz#0beb464ad69dc7347410ac6ade9f03a50634f5ce"
@@ -472,13 +453,6 @@ babel-helper-optimise-call-expression@^6.24.1:
     babel-runtime "^6.22.0"
     babel-types "^6.24.1"
 
-babel-helper-optimise-call-expression@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-helper-optimise-call-expression/-/babel-helper-optimise-call-expression-6.24.1.tgz#f7a13427ba9f73f8f4fa993c54a97882d1244257"
-  dependencies:
-    babel-runtime "^6.22.0"
-    babel-types "^6.24.1"
-
 babel-helper-regex@^6.22.0:
   version "6.22.0"
   resolved "https://registry.npmjs.org/babel-helper-regex/-/babel-helper-regex-6.22.0.tgz#79f532be1647b1f0ee3474b5f5c3da58001d247d"
@@ -512,17 +486,6 @@ babel-helper-replace-supers@^6.22.0, babel-helper-replace-supers@^6.24.1:
     babel-traverse "^6.24.1"
     babel-types "^6.24.1"
 
-babel-helper-replace-supers@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-helper-replace-supers/-/babel-helper-replace-supers-6.24.1.tgz#bf6dbfe43938d17369a213ca8a8bf74b6a90ab1a"
-  dependencies:
-    babel-helper-optimise-call-expression "^6.24.1"
-    babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-template "^6.24.1"
-    babel-traverse "^6.24.1"
-    babel-types "^6.24.1"
-
 babel-helper-to-multiple-sequence-expressions@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/babel-helper-to-multiple-sequence-expressions/-/babel-helper-to-multiple-sequence-expressions-0.1.1.tgz#5f1b832b39e4acf954e9137f0251395c71196b35"
@@ -703,20 +666,6 @@ babel-plugin-transform-es2015-classes@^6.23.0, babel-plugin-transform-es2015-cla
     babel-traverse "^6.24.1"
     babel-types "^6.24.1"
 
-babel-plugin-transform-es2015-classes@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-classes/-/babel-plugin-transform-es2015-classes-6.24.1.tgz#5a4c58a50c9c9461e564b4b2a3bfabc97a2584db"
-  dependencies:
-    babel-helper-define-map "^6.24.1"
-    babel-helper-function-name "^6.24.1"
-    babel-helper-optimise-call-expression "^6.24.1"
-    babel-helper-replace-supers "^6.24.1"
-    babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-template "^6.24.1"
-    babel-traverse "^6.24.1"
-    babel-types "^6.24.1"
-
 babel-plugin-transform-es2015-computed-properties@^6.22.0:
   version "6.22.0"
   resolved "https://registry.npmjs.org/babel-plugin-transform-es2015-computed-properties/-/babel-plugin-transform-es2015-computed-properties-6.22.0.tgz#7c383e9629bba4820c11b0425bdd6290f7f057e7"
@@ -1106,7 +1055,7 @@ babel-traverse@6.21.0:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-traverse@^6.22.0, babel-traverse@^6.23.1, babel-traverse@^6.24.1, babel-traverse@^6.25.0:
+babel-traverse@^6.22.0, babel-traverse@^6.23.1:
   version "6.25.0"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.25.0.tgz#2257497e2fcd19b89edc13c4c91381f9512496f1"
   dependencies:
@@ -1157,7 +1106,7 @@ babel-types@6.23.0, babel-types@^6.19.0, babel-types@^6.21.0, babel-types@^6.22.
     lodash "^4.2.0"
     to-fast-properties "^1.0.1"
 
-babel-types@^6.24.1, babel-types@^6.26.0:
+babel-types@^6.24.1, babel-types@^6.25.0, babel-types@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.26.0.tgz#a3b073f94ab49eb6fa55cd65227a334380632497"
   dependencies:
@@ -1182,7 +1131,7 @@ babylon@^6.15.0:
   version "6.16.1"
   resolved "https://registry.npmjs.org/babylon/-/babylon-6.16.1.tgz#30c5a22f481978a9e7f8cdfdf496b11d94b404d3"
 
-babylon@^6.17.0, babylon@^6.18.0:
+babylon@^6.17.0, babylon@^6.17.2, babylon@^6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
 
@@ -1979,7 +1928,7 @@ debug@2.6.1:
   dependencies:
     ms "0.7.2"
 
-debug@2.6.3, debug@^2.1.1, debug@^2.2.0, debug@^2.6.3:
+debug@2.6.3, debug@^2.1.1, debug@^2.2.0:
   version "2.6.3"
   resolved "https://registry.npmjs.org/debug/-/debug-2.6.3.tgz#0f7eb8c30965ec08c72accfa0130c8b79984141d"
   dependencies:
@@ -2380,6 +2329,7 @@ eslint-config-airbnb@^15.0.1:
   resolved "https://registry.yarnpkg.com/eslint-config-airbnb/-/eslint-config-airbnb-15.1.0.tgz#fd432965a906e30139001ba830f58f73aeddae8e"
   dependencies:
     eslint-config-airbnb-base "^11.3.0"
+
 eslint-import-resolver-node@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/eslint-import-resolver-node/-/eslint-import-resolver-node-0.3.1.tgz#4422574cde66a9a7b099938ee4d508a199e0e3cc"
@@ -3784,10 +3734,6 @@ jsx-ast-utils@^2.0.0:
   dependencies:
     array-includes "^3.0.3"
 
-jsx-ast-utils@^1.4.1:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/jsx-ast-utils/-/jsx-ast-utils-1.4.1.tgz#3867213e8dd79bf1e8f2300c0cfc1efb182c0df1"
-
 keypress@0.1.x:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/keypress/-/keypress-0.1.0.tgz#4a3188d4291b66b4f65edb99f806aa9ae293592a"
@@ -4146,6 +4092,10 @@ mime@1.3.4, mime@1.3.x, mime@^1.3.4:
   version "1.3.4"
   resolved "https://registry.npmjs.org/mime/-/mime-1.3.4.tgz#115f9e3b6b3daf2959983cb38f149a2d40eb5d53"
 
+mime@^1.5.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
+
 mime@~1.2.11:
   version "1.2.11"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.2.11.tgz#58203eed86e3a5ef17aed2b7d9ebd47f0a60dd10"
@@ -5734,7 +5684,7 @@ resolve-pathname@^2.0.0:
   version "2.0.2"
   resolved "https://registry.npmjs.org/resolve-pathname/-/resolve-pathname-2.0.2.tgz#e55c016eb2e9df1de98e85002282bfb38c630436"
 
-resolve@^1.1.6, resolve@^1.2.0:
+resolve@^1.1.6:
   version "1.3.2"
   resolved "https://registry.npmjs.org/resolve/-/resolve-1.3.2.tgz#1f0442c9e0cbb8136e87b9305f932f46c7f28235"
   dependencies:
@@ -6142,8 +6092,8 @@ string_decoder@^0.10.25, string_decoder@~0.10.x:
   resolved "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
 
 stringstream@~0.0.4:
-  version "0.0.5"
-  resolved "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz#4e484cd4de5a0bbbee18e46307710a8a81621878"
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.6.tgz#7880225b0d4ad10e30927d167a1d6f2fd3b33a72"
 
 strip-ansi@^3.0.0, strip-ansi@^3.0.1:
   version "3.0.1"
@@ -6647,24 +6597,25 @@ webpack-core@^0.6.8:
     source-list-map "~0.1.7"
     source-map "~0.4.1"
 
-webpack-dev-middleware@^1.11.0:
-  version "1.12.0"
-  resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-1.12.0.tgz#d34efefb2edda7e1d3b5dbe07289513219651709"
+webpack-dev-middleware@^1.10.2:
+  version "1.12.2"
+  resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-1.12.2.tgz#f8fc1120ce3b4fc5680ceecb43d777966b21105e"
   dependencies:
     memory-fs "~0.4.1"
-    mime "^1.3.4"
+    mime "^1.5.0"
     path-is-absolute "^1.0.0"
     range-parser "^1.0.3"
     time-stamp "^2.0.0"
 
-webpack-dev-middleware@^1.9.0:
-  version "1.10.1"
-  resolved "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-1.10.1.tgz#c6b4cf428139cf1aefbe06a0c00fdb4f8da2f893"
+webpack-dev-middleware@^1.11.0:
+  version "1.12.0"
+  resolved "https://registry.yarnpkg.com/webpack-dev-middleware/-/webpack-dev-middleware-1.12.0.tgz#d34efefb2edda7e1d3b5dbe07289513219651709"
   dependencies:
     memory-fs "~0.4.1"
     mime "^1.3.4"
     path-is-absolute "^1.0.0"
     range-parser "^1.0.3"
+    time-stamp "^2.0.0"
 
 webpack-dev-server@^2.4.1:
   version "2.4.2"