Move gotrue-js out of dev dependencies.

package.json

@@ -79,7 +79,6 @@
     "exports-loader": "^0.6.4",
     "extract-text-webpack-plugin": "^2.1.2",
     "file-loader": "^0.11.2",
-    "gotrue-js": "^0.9.3",
     "identity-obj-proxy": "^3.0.0",
     "imports-loader": "^0.7.1",
     "jest": "^20.0.4",
@@ -111,6 +110,7 @@
     "create-react-class": "^15.6.0",
     "dateformat": "^1.0.12",
     "fuzzy": "^0.1.1",
+    "gotrue-js": "^0.9.3",
     "gray-matter": "^3.0.6",
     "history": "^2.1.2",
     "immutability-helper": "^2.0.0",