Fix user profile page
Fix save model users
- Add ng-breadcrumbs
- Fix logic of router
- Add decorator teacher_required
- Add property is_teacher to User
- Add more class
- Fix admin is king
- Add folder template angular
- Add folder template angular in application
Fix login via email
Fix user  vietnamese
JSON Vulnerability Protection
edit learn page
add library angular-local-storage
add again Rate model
edit video youtube
edit info page, learn page, mainjs, quizhtml
edit learn page