update README
update README

saeednt/socket.io-client-java,huangsongyan/socket.io-client.java,huangsongyan/socket.io-client.java,ceosilvajr/socket.io-client.java,eGxC/socket.io-client-java,WeBest/socket.io-client-java,nikhilJain17/socket.io-client-java,leerduo/socket.io-client.java,UlrichAbiguime/socket.io-client.java,nuan-nuan/socket.io-client-java,visualarts/socket.io-client-java,youxidev/socket.io-client-java,leerduo/socket.io-client.java,UlrichAbiguime/socket.io-client.java,nuan-nuan/socket.io-client-java,eGxC/socket.io-client-java,ceosilvajr/socket.io-client.java,rainkeyshen/socket.io-client.java,lonely8rain/socket.io-client.java,nikhilJain17/socket.io-client-java,stefanli/nkz-socketio,rainkeyshen/socket.io-client.java,WeBest/socket.io-client-java,alfredayibonte/socket.io-client.java,lonely8rain/socket.io-client.java,alfredayibonte/socket.io-client.java,youxidev/socket.io-client-java,visualarts/socket.io-client-java,stefanli/nkz-socketio,saeednt/socket.io-client-java