ios support for comments, tweak error behavior to match Android
ios support for comments, tweak error behavior to match Android

luggit/react-native-config,luggg/react-native-config,luggg/react-native-config,luggit/react-native-config,luggg/react-native-config,luggit/react-native-config,luggit/react-native-config,luggit/react-native-config,luggit/react-native-config