upgrade react

Author: joshwnj

package.json

@@ -42,8 +42,8 @@
     "postcss-modules-extract-imports": "^1.0.0",
     "postcss-modules-local-by-default": "^1.0.0",
     "postcss-modules-scope": "^1.0.0",
-    "react": "^0.14.1",
-    "react-dom": "^0.14.1",
+    "react": "^15.4.1",
+    "react-dom": "^15.4.1",
     "watchify": "^3.2.2"
   },
   "browserify": {