add language_id validation
add language_id validation message
update to jQuery 1.9.1
fix typo
add request type in doc comment
add layout title
add Group add/edit/delete actions
add moveUsersToNewGroup method
add Users add/edit/delete actions
add canBeDeleted method
add Users add(edit) view
implement confirmation check on delete links
add Groups add(edit) view
implement confirmation check on delete links
add Groups delete view
change jQuery version to 1.9.1
implement a lightweight modal dialog plugin and js translations plugin
add CFormHelper for pretty forms
create new event for javascript translations
add infobox and modal dialog styles, remove transition from links