Ant打包Android代码生成apk文件

可參考下面，实现一套代码不同渠道的打包

http://blog.csdn.net/liuhe688/article/details/6679879

http://cnn237111.blog.51cto.com/2359144/1130502

http://www.cnblogs.com/hoojo/p/ant_increment_svn_diff_diffsummarize.html

http://www.eoeandroid.com/thread-323111-1-1.html

http://blog.csdn.net/cheligeer1988/article/details/12781939

http://blog.csdn.net/aiai373824745/article/details/38422191