D18652: Improve weather-storm-* icons

[Nathaniel Graham]

ngraham edited the summary of this revision.

REPOSITORY
  R266 Breeze Icons

REVISION DETAIL
  https://phabricator.kde.org/D18652

To: ngraham, #vdg, kossebau
Cc: kde-frameworks-devel, michaelh, ngraham, bruns