Merge pull request #3 from sadne/master

Pull Requests
Ready to release this version of FrontEnd
Merge branch 'release/ver.0.2.1'
一些限制
只能评一次满分
is_create_post? 这都什么名字。。。
修改
xxx
is_create_post这个名字的确起的不好
Add Nprogress
Edit the Style of NProgress
Edit the res. nav.
Successfully Merged
Merge branch 'feature/MergeUpdate12201300' into development
Finish Release Test
Clean up!
Release ver.0.2.2
clean up
使教师可见
Passed Final Test