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
start to merge
Merge branch 'develop' of github.com:doyoubi/stucampus into develop
fix confict
rename redirect to callback to adapt to the new global.js
Merge pull request #12 from doyoubi/develop

完成 lecture 和 activity 的后台管理