mutt with gmail
需要的程序：
getmail：pop3邮件收取程序，从服务器拉邮件下来是他的事情。
Homepage: http://pyropus.ca/software/getmail/
Description: A POP3 mail retriever with reliable Maildir and mbox delivery
procmail：邮件分类工具getmail收取过来的邮件经过他的分类存储在硬盘当中。
Homepage: http://www.procmail.org/
Description: Mail delivery agent/filter
msmtp：发送邮件的工具使用smtp协议
Homepage: http://memberwebs.com/nielsen/software/clamsmtp/
Description: ClamSMTP is an SMTP filter that allows you to check for viruses using the ClamAV anti-virus software
mutt：主角登场。mutt在这里主要是用来阅读邮件作为上面三者的用户界面来使用
Homepage: http://www.mutt.org/
Description: A small but very powerful text-based mail client
