Merge branch 'szzh' of http://repository.trustie.net/xianbo/trustie2 into szzh

app/controllers/courses_controller.rb

@@ -485,7 +485,7 @@ class CoursesController < ApplicationController
   end
 
   def homework
-    if @course.is_public != 0 || User.current.member_of_course?(@course)
+    if @course.is_public != 0 || User.current.member_of_course?(@course) || User.current.admin?
       @offset, @limit = api_offset_and_limit({:limit => 10})
       @bids = @course.homeworks.order('deadline DESC')
       @bids = @bids.like(params[:name]) if params[:name].present?