…ties

…ification in Ajax handler

… redundant nopriv video playback action

…g in Announcements class

…er class

… class

…e class

…omparison in validate_order method

…ctors view template code

…e_bad_request and streamlined permission checks

…tion and standardized bad request response

… Course class

…d restrict get_course_id_by return type to integer

…un-v4