Fixed HMR for React Native Android

Summary:Needs to be published to npm and version be updated in RN
Closes https://github.com/facebook/react-native/pull/7208

Differential Revision: D3218870

Pulled By: davidaurelio

fb-gh-sync-id: 1caac6eb79be16f2e3ed230f413835341c7291dc
fbshipit-source-id: 1caac6eb79be16f2e3ed230f413835341c7291dc

babel-preset/configs/hmr.js

@@ -31,7 +31,7 @@ module.exports = function(options, filename) {
         {
           transforms: [{
             transform: transform,
-            imports: ['react-native/Libraries/react-native/react-native.js'],
+            imports: ['react'],
             locals: ['module'],
           }]
         },

babel-preset/package.json

@@ -1,6 +1,6 @@
 {
   "name": "babel-preset-react-native",
-  "version": "1.5.7",
+  "version": "1.6.0",
   "description": "Babel preset for React Native applications",
   "main": "index.js",
   "repository": "https://github.com/facebook/react-native/tree/master/babel-preset",