update example readme
update example readme
FaridSafi/react-native-gifted-messenger,ianlin/react-native-gifted-messenger,pluralcom/react-native-gifted-chat,Karkin/react-native-gifted-chat,FaridSafi/react-native-gifted-chat,atFriendly/react-native-friendly-chat,atFriendly/react-native-friendly-chat,Chatnbook/react-native-gifted-chat,atFriendly/react-native-friendly-chat,Chatnbook/react-native-gifted-chat,FaridSafi/react-native-gifted-chat,FaridSafi/react-native-gifted-messenger,pluralcom/react-native-gifted-chat,Chatnbook/react-native-gifted-chat,Karkin/react-native-gifted-chat,atFriendly/react-native-friendly-chat,ianlin/react-native-gifted-messenger,pluralcom/react-native-gifted-chat