D7624: [Containment Actions Config] Cleanup layout and support multiple modifiers

[Kai Uwe Broulik]

broulik added a comment.


  F3894718: Screenshot_20170901_115407.png 
<https://phabricator.kde.org/F3894718>

REPOSITORY
  R119 Plasma Desktop

REVISION DETAIL
  https://phabricator.kde.org/D7624

To: broulik, #plasma
Cc: mart, plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, 
jensreuterberg, abetts, sebas, apol, lukas