associated object keys must end in _id in rails 3
associated object keys must end in _id in rails 3

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