Invoke RCTFBLoginManager on main thread
Invoke RCTFBLoginManager on main thread

elliottsj/react-native-facebook-login,amsardesai/react-native-facebook-login,visigoth/react-native-facebook-login,amsardesai/react-native-facebook-login,elliottsj/react-native-facebook-login,barakcoh/react-native-facebook-login,visigoth/react-native-facebook-login,barakcoh/react-native-facebook-login