chore(release): 6.1.1 [skip ci]

## [6.1.1](https://github.com/react-native-community/react-native-webview/compare/v6.1.0...v6.1.1) (2019-06-02)

### Bug Fixes

* **performance:** Improved `onScroll` to work efficiently on Android ([#609](https://github.com/react-native-community/react-native-webview/issues/609)) ([d8743ee](https://github.com/react-native-community/react-native-webview/commit/d8743ee))

package.json

     "Thibault Malbranche <malbranche.thibault@gmail.com>"
   ],
   "license": "MIT",
-  "version": "6.1.0",
+  "version": "6.1.1",
   "homepage": "https://github.com/react-native-community/react-native-webview#readme",
   "scripts": {
     "ci": "CI=true && yarn lint && yarn test",