Revert "Switch to koush superuser"

This reverts commit 1485bf376a12634d2b2b7baf553e375a8a7c68ad.
Revert "Move Superuser header below Developer Options"

This reverts commit 86d1100df9d6306b8def09361ed4d44668829921.
Revert "Switch to koush superuser"

This reverts commit 1485bf376a12634d2b2b7baf553e375a8a7c68ad.