Revert "Pie controls: Tweaking UX for pie service (2/2)"

This reverts commit 8c43f8bf8dc484aeb284186e63f8dd92aeb0b4c2.
User defined colours for pie controls (2/2)

This is the settings part of the commit.
For more information look at the framework/base commit.

Change-Id: Iaf486114db08cd6b002a3e5f25d6e4a9d915a7ae