D17730: [WIP] Review KateStatusBar (based on D17729)

[loh tar]

loh.tar created this revision.
loh.tar added a reviewer: KTextEditor.
Herald added projects: Kate, Frameworks.
Herald added subscribers: kde-frameworks-devel, kwrite-devel.
loh.tar requested review of this revision.

REVISION SUMMARY
  - KateStatusBar: Do actions on labels by single click instead of double-click
  
    This way is the behavior harmonized with the available buttons

TEST PLAN
  Give feedback which of these commits you will reject or like to have as an own patch
  My main intent is to add somehow a spell check button/hint

REPOSITORY
  R39 KTextEditor

REVISION DETAIL
  https://phabricator.kde.org/D17730

AFFECTED FILES
  src/view/katestatusbar.cpp

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