D8324: Fix ActionItem Label width, minimumWidth=300, minimum scaled by DPI, mockup ListModel in comments

[Chris Holland]

Zren edited the summary of this revision.

REPOSITORY
  R845 Plasma Vault

REVISION DETAIL
  https://phabricator.kde.org/D8324

To: Zren, ivan
Cc: ngraham, plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, 
jensreuterberg, abetts, sebas, apol, mart