Change color schemes for tools area/Breeze evolution
Summary: I also renamed Breeze to Breeze Light because it's very awkward to talk about the Breeze project when it's not clear whether or not you're talking about just the light version.
Test Plan: TODO
Reviewers: VDG
Subscribers: plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D29439