{"shas":[["8ba6c9373a98d4b9b2b8fa0f287b893005fb73bc","aaab8df466f18a08e2c579b4c42e9baa20911bc7@gmail.com","Course create functionality implemented.","Yiping Liao"],["58d5b7b7d0a9adaad607a9abb846fd2952fcdedc","aaab8df466f18a08e2c579b4c42e9baa20911bc7@gmail.com","Merge branch 'course_create'","Yiping Liao"]],"ref":"refs/heads/master","size":2,"head":"58d5b7b7d0a9adaad607a9abb846fd2952fcdedc","push_id":41303018}