An open source project to provide IM support for Android --based on smack4.1 protocol ###NOTE:This project is being developed.Now login and register functions has completed ##Introduction Asterism is a project which takes use of smack4.1 protocal. I designed a class named SmackTool,which offer login,register and some other methods.You can use this class to communicate with openfire. What's more,I designed a class named TabTool which provide beautiful tablayout and you can use public methods to design your tablayout.