D19512: KateStatusBar: Show lock icon on modified label when in read-only mode

[loh tar]

loh.tar added a comment.


  Regarding icon, tooltip and save action, see also 
https://phabricator.kde.org/D17730#392331

REVISION DETAIL
  https://phabricator.kde.org/D19512

To: loh.tar, #ktexteditor, cullmann
Cc: ngraham, cullmann, kwrite-devel, kde-frameworks-devel, #ktexteditor, 
gennad, domson, michaelh, bruns, demsking, sars, dhaumann