chore(release): 5.8.1 [skip ci]

## [5.8.1](https://github.com/react-native-community/react-native-webview/compare/v5.8.0...v5.8.1) (2019-04-30)

### Bug Fixes

* **WKWebView:** StatusBar is gone after fullscreen (iOS 12) ([#544](https://github.com/react-native-community/react-native-webview/issues/544)) ([c2914a8](https://github.com/react-native-community/react-native-webview/commit/c2914a8)), closes [#62](https://github.com/react-native-community/react-native-webview/issues/62)

package.json

@@ -8,7 +8,7 @@
     "Thibault Malbranche <malbranche.thibault@gmail.com>"
   ],
   "license": "MIT",
-  "version": "5.8.0",
+  "version": "5.8.1",
   "homepage": "https://github.com/react-native-community/react-native-webview#readme",
   "scripts": {
     "ci": "CI=true && yarn lint && yarn test",