start to remove url_id_backup
delete url_id_backup
finish index of spider
start to use global.js for lecture & activity
Merge branch 'develop' of github.com:szulabs/stucampus into develop
Merge branch 'develop' of github.com:szulabs/stucampus into develop
successfully use global.js in display error messages, but has not add redirect yet
add paginator to add_lecture & add_activity, split paginator & fixed_hyperlink code in plugin directory of styles and template
let add_lecture & ad_activity to use gloal.js to redirect
add is_delete & is_check to ActivityMessage