merge
mSquashed commit of the following:

commit 62fffce8ba63a082312189085aaf67361f246e2e
Author: vinurs <haiyuan.vinurs@gmail.com>
Date:   Fri Jun 20 20:45:07 2014 +0800

    add mail

commit f46dd42222d32507c7c7a51c086cd7b0c9ebeba4
Author: vinurs <haiyuan.vinurs@gmail.com>
Date:   Fri Jun 20 20:44:27 2014 +0800

    add contact html
add twitter