chore(package): update metro-react-native-babel-preset to version 0.51.1

Closes #10

Author: greenkeeper[bot]

package.json

@@ -17,7 +17,7 @@
     "@types/react-test-renderer": "^16.0.3",
     "babel-jest": "23.6.0",
     "jest": "23.6.0",
-    "metro-react-native-babel-preset": "^0.49.0",
+    "metro-react-native-babel-preset": "^0.51.1",
     "react-native-typescript-transformer": "^1.2.10",
     "react-test-renderer": "16.6.1",
     "ts-jest": "^23.10.4",