Active menu admin theme.
Merge pull request #299 from hongoctrien/develop

Change vestion info
Change permissions by group members
Change module menu
(note: required reinstall the site)
Site theme: Change menu color and back to top button background
Module comment: Fix default username and email of visistor
Rewrite redirect link
Module comment: Fix config of deactive module, change view page link
Module page: Add admin view function
Style checkbox and radio default theme.
format code
fix link admin
fix order block
fix lang interface when edit block
Merge pull request #50 from nukeviet/develop

Update code from nukeviet (12/05/2014)