Merge branch 'szzh' into develop

app/controllers/courses_controller.rb

@@ -31,7 +31,6 @@ class CoursesController < ApplicationController
           members = []
           members << Member.new(:role_ids => [10], :user_id => User.current.id)
           course.members << members
-
           StudentsForCourse.create(:student_id => User.current.id, :course_id => params[:object_id])
           @state = 0
         else