D23133: avoid duplicate notifications from showing up on Windows and remove whitespaces

[Piyush Aggarwal]

brute4s99 added a comment.


  landed it! F7262311: shufflefurtherparrot.gif 
<https://phabricator.kde.org/F7262311>

REPOSITORY
  R289 KNotifications

REVISION DETAIL
  https://phabricator.kde.org/D23133

To: brute4s99, #frameworks, broulik
Cc: nicolasfella, ngraham, broulik, kde-frameworks-devel, LeGast00n, GB_2, 
michaelh, bruns