add ability to deal with simple email alias

[xmailer.git] / examplemailalias

backup: allbackup@googlegroups.com, allback@yahoo.cn, rrui@yahoo.cn
test: rleon@163.com, rleon@126.com, rleon@qq.com
163: rleon@163.com
126: rleon@126.com
qq: rleon@qq.com
foxmail: rleon@foxmail.com