Upgrade dependencies.

package.json

@@ -28,15 +28,15 @@
     "test:jest": "jest ./src/*.js"
   },
   "devDependencies": {
-    "@babel/core": "^7.1.0",
+    "@babel/core": "^7.1.2",
     "babel-jest": "^23.6.0",
     "jest": "^23.6.0",
-    "metro-react-native-babel-preset": "^0.45.6",
+    "metro-react-native-babel-preset": "^0.48.1",
     "prettier": "^1.14.3",
     "prettier-check": "^2.0.0",
     "prop-types": "^15.6.2",
     "react": "^16.5.2",
-    "react-native": "^0.57.1",
+    "react-native": "^0.57.3",
     "react-test-renderer": "16.5.2"
   },
   "peerDependencies": {