Upgrade devise gem to 2.0 and a few other gems which had minor bug fix releases
Upgrade devise gem to 2.0 and a few other gems which had minor bug fix releases

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