D15278: Fix BUG:397101

[Alexander Saoutkin]

feverfew created this revision.
feverfew added a project: Dolphin.
Herald added a subscriber: kfm-devel.
feverfew requested review of this revision.

REVISION SUMMARY
  Allows closing of last tab via shortcut or menubar (File->Close Tab), which then results in closing dolphin.
  Consult https://bugs.kde.org/show_bug.cgi?id=397101 for discussion

TEST PLAN
  [Manual] Check closing tab closes dolphin via shortcut and menubar.

REPOSITORY
  R318 Dolphin

REVISION DETAIL
  https://phabricator.kde.org/D15278

AFFECTED FILES
  src/dolphinmainwindow.cpp
  src/dolphintabwidget.cpp

To: feverfew
Cc: kfm-devel, spoorun, navarromorales, firef, andrebarros, emmanuelp
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