Fix tabs display in history area.
Fix tabs display in history area.

rafaspinola/jobsworth,rafaspinola/jobsworth,arunagw/clockingit,evinoca/clockingit,evinoca/clockingit,webstream-io/jobsworth,ari/jobsworth,xuewenfei/jobsworth,digitalnatives/jobsworth,arunagw/clockingit,arunagw/clockingit,ari/jobsworth,webstream-io/jobsworth,digitalnatives/jobsworth,evinoca/clockingit,evinoca/clockingit,rafaspinola/jobsworth,digitalnatives/jobsworth,ari/jobsworth,xuewenfei/jobsworth,webstream-io/jobsworth,digitalnatives/jobsworth,xuewenfei/jobsworth,xuewenfei/jobsworth,digitalnatives/jobsworth,rafaspinola/jobsworth,ari/jobsworth,webstream-io/jobsworth