- provides a base component for rendering scaled svg images
- simplifies the normal/hovered/pressed state transitions
- uses color overlay to factor out image source changes for
  checked states
- fixes sizing inconsistencies and visual bugs
- removes manual background color changes and minimizes the use
  of MouseArea components
- removes the unused HoverableGradienButton component

Gitlab: #14
Change-Id: I06357d3cc6d8d04d9d1f062753dc39223a64d4f6

Albert Babí Oller authored 4 years ago and Andreas Traczyk committed 4 years ago

Gitlab: #3
Change-Id: I382bc51b78cb5aff45e7dad008c97368494780d8

Change-Id: I32bfdd2a618aa7ac6181da2697e241667b010aab