fix rss when active multi language
update module menu
module news: fix permission view content
fix menu module page
fix mime type file when upload
Merge pull request #15 from nukeviet/develop

Able to merge
fix config multi language
Merge pull request #340 from hongoctrien/develop

Update open icon
module users: update form search user
Merge branch 'develop' of git@github.com:nukeviet/nukeviet.git into develop
Add yahoo, skype for module contact
Merge pull request #342 from thangbv/develop

Thêm yahoo, skype cho module contact
Merge pull request #62 from nukeviet/develop

Update code from nukeviet (21/05/2014)