修复校园通知崩溃错误。
Finish weekclasstable
提交最近对搜索图书的修改。
Merge branch 'master' of https://github.com/iSCAU/iSCAU-Android

Conflicts:
	app/src/main/java/cn/scau/scautreasure/ui/ClassTable.java
change js
Merge remote-tracking branch 'origin/blankyum_development'

Conflicts:
	app/src/main/java/cn/scau/scautreasure/ui/ClassTable.java
Merge remote-tracking branch 'origin/blankyum_development'
刷新、切换查看模式等联起全周课表。
给课程表增加'单日'、'全周'切换。