Set dev dependencies react-native, react, and react-dom to compatible

versions

Author: stefvhuynh

package.json

@@ -52,10 +52,10 @@
     "postcss-loader": "^2.0.6",
     "prop-types": "^15.5.10",
     "raw-loader": "^0.5.1",
-    "react": "^16.0.0",
-    "react-dom": "^16.0.0",
+    "react": "16.0.0",
+    "react-dom": "16.0.0",
     "react-hot-loader": "^3.0.0-beta.2",
-    "react-native": "^0.50.4",
+    "react-native": "0.50.4",
     "rimraf": "^2.5.4",
     "style-loader": "^0.19.0",
     "webpack": "^3.6.0",