chore(package): update react-native to version 0.53.2

Closes #3

Author: greenkeeper[bot]

package.json

@@ -49,7 +49,7 @@
     "react": "^16.0.0-alpha.12",
     "react-addons-test-utils": "^15.6.2",
     "react-dom": "^16.0.0-alpha.12",
-    "react-native": "^0.49.3",
+    "react-native": "^0.53.2",
     "react-test-renderer": "^16.0.0-alpha.12"
   },
   "jest": {