bug#2779:搜索用户结果页面项目后没有冒号，课程后又有冒号，建议统一改为没有冒号

app/views/users/_user_show.html.erb

@@ -42,7 +42,7 @@
 				<%# memberships = user.memberships.all(:conditions => cond) %>
 			    <% user_courses = user_courses_list(user) %>
                 <%= l(:label_x_course_contribute_to, :count => user_courses.count) %>
-                <%= "：" unless user_courses.empty? %>
+                <%#= "：" unless user_courses.empty? %>
 				<% for course in user_courses %>
 				    <%# if course.name != nil %>
                       <%= link_to course.name,{:controller => 'courses',:action => 'show',id:course.id, host:  Setting.host_course} %><%= (user_courses.last == course) ? '' : '，' %>