Fixed require cycle on iOS. This will temporary break Android.

Author: manton

src/stores/App.js

@@ -17,7 +17,7 @@ import Contact from './models/posting/Contact'
 import MicroBlogApi, { API_ERROR } from '../api/MicroBlogApi';
 import Services from './Services';
 import ShareMenu from 'react-native-share-menu'
-import Share from './Share'
+// import Share from './Share'
 
 let SCROLLING_TIMEOUT = null
 let CURRENT_WEB_VIEW_REF = null