Fixes #6531/BZ1117487 - set active menu on $state change.

Ensure the highlighted active menu item is updated on $state
changes.

http://projects.theforeman.org/issues/6531
https://bugzilla.redhat.com/show_bug.cgi?id=1117487
Merge pull request #4406 from waldenraines/6531

Fixes #6531/BZ1117487 - set active menu on $state change.