add choose group to execute commands. 增加组执行命令功能

去掉compress

页面错误修复

修复IDC详情页面显示错误

捕获添加用户邮箱填写错误时邮件发送失败的异常

修正vim颜色

bugfix：connect.py log_online.html

修复chrome浏览器有时候不能阻断的bug

bugfix ip_list

Delete .DS_Store file

.DS_Store is the name of a file in the Apple OS X operating system for storing custom attributes of a folder such as the position of icons or the choice of a background image.

exact match， thanks for pengyao

fix cpu used 100%

fix error url in host search page

fix user can not get login logs bug

some system user '\n\r' as line break, if we split commands by '\n',
then '\r' will be considered as part of commands which will break sudo
authentication. we can use splitlines function to avoid the problem.

a small bug

update url