D11256: Fix KMail crash on exit, possibly accessing status bar during destruction

[Jonathan Marten]

This revision was automatically updated to reflect the committed changes.
Closed by commit R206:1c9c6886f1ef: Disconnect BroadcastStatus from the status bar to avoid crash on exit (authored by marten).

REPOSITORY
  R206 KMail

CHANGES SINCE LAST UPDATE
  https://phabricator.kde.org/D11256?vs=29308&id=29323

REVISION DETAIL
  https://phabricator.kde.org/D11256

AFFECTED FILES
  src/kmmainwin.cpp

To: marten, #kde_pim, dvratil
Cc: dvratil, dvasin, winterz, vkrause, mlaurent, knauss
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