user登录登出处理
debug user_login
Revert "debug user_login"

This reverts commit 64d7f3e4e6537e54b96c991aa419d39a7ec76ecb.
修复user_login
login_from页面添加'注册按钮'
Merge branch 'develop' into feature/user_login_logout
Merge branch 'develop' into feature/user_login_logout
Merge branch 'develop' into feature/user_login_logout
修正login_form
user_login修改 & 给首页增加url处理
Merge branch 'develop' into feature/user_login_logout
Merge branch 'develop' into feature/user_login_logout
urls修改
完善教师登录功能
修改代码风格
Merge branch 'feature/user_login_logout' into develop

Conflicts:
	OEMS/urls.py
	templates/login_form.html
修复bug