2.修改编辑作业及视图
Conflicts: app/controllers/application_controller.rb app/views/attachments/upload.js.erb app/views/courses/_homework_form.html.erb app/views/layouts/base_courses.html.erb app/views/users/_my_joinedcourse.html.erb db/schema.rb lib/redmine.rb lib/redmine/access_control.rb
2.添加课程资源文件index视图