QQ尾巴的实现，只适用于2006版的QQ，2007版需求做些修改，里面实现了如何进行窗口扫描，发送信息的功能-QQ tail realization is only applicable to 2006 version of the QQ, 2007 edition of the demand for doing modifications, which the realization of how to conduct the scanning window, send a message f