Revert "Brings performance settings up-to-date with cm-10.2"

This reverts commit 78c05083ba8b386d7d86e4ee708f41a07a43dc1c.
Revert "Settings: QS performance profiles tile"

This reverts commit eb2f17f9d87108476c88174a11fcd3a66a3a4227.

Conflicts:
	res/values/config.xml