fixed project_files_controller test
fixed project_files_controller test

ari/jobsworth,digitalnatives/jobsworth,ari/jobsworth,xuewenfei/jobsworth,ari/jobsworth,digitalnatives/jobsworth,webstream-io/jobsworth,webstream-io/jobsworth,rafaspinola/jobsworth,digitalnatives/jobsworth,digitalnatives/jobsworth,xuewenfei/jobsworth,rafaspinola/jobsworth,webstream-io/jobsworth,ari/jobsworth,rafaspinola/jobsworth,xuewenfei/jobsworth,rafaspinola/jobsworth,webstream-io/jobsworth,xuewenfei/jobsworth,digitalnatives/jobsworth