UI: Statusbar: Hide the language widget when it's not applicable
* collapses the language widget if it's not an editor view

(integrated from komodo (trunk) change 84320 by toddw)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@14290 b87d16e7-d29f-4ee1-b5ec-817d645d335f