Merge pull request #31 from nukeviet/develop

Update code from nukeviet (14/04/2014)
Clear double code
Fix script menu vertical when site optime
Fix display error_send_mail in config global
Module news: update search style for default
Merge pull request #204 from hongoctrien/develop

Fix display error_send_mail in config global
Merge pull request #5 from nukeviet/develop

update code from NukeViet 15042014