修复老师编辑作业时课程作业tab没有高亮显示

app/controllers/bids_controller.rb

@@ -7,6 +7,7 @@ class BidsController < ApplicationController
   menu_item :project, :only => [:show_project,:show_results, :new_submit_homework]
   menu_item :homework_respond, :only => :homework_respond
   menu_item :homework_statistics, :only => :homework_statistics
+  menu_item :edit, :only => :edit
 
   before_filter :can_show_course,only: []
   before_filter :can_show_contest,only: []

app/views/layouts/base_courses.html.erb

@@ -272,7 +272,7 @@
         <%= link_to l(:label_course_overview), course_path(@course), :class => link_class(:overview) %>
       </li>
       <li>
-        <%= link_to l(:label_homework), homework_course_path(@course), :class => link_class([:homework,:new_homework]), :course_type => 1 %>
+        <%= link_to l(:label_homework), homework_course_path(@course), :class => link_class([:homework,:new_homework,:edit]), :course_type => 1 %>
       </li>
       <li>
         <%= link_to l(:label_course_file), course_files_path(@course), :class => link_class(:files) %>