Changed addLangFile to always load EN language file
Added user add page

-Create user add admin file
-Create user add view file
-Create user add language EN file
Added user delete fix spell error

-Create user delete file
-Create user delete language EN file
-added user delete pop up to users

changed spelling from display_succes to display_success
Merge branch 'master' of https://github.com/OpenPHPCMS/OpenPhpCms