bacon: Remove unused keylayouts

Change-Id: I45c567d6c5993352e1ef821c57d97245c6fab390
bacon: increase voice volume

satisfy the masses.

Change-Id: I35773b7890ced357404037725b66ab37e4fa14f5
bacon: drop earpiece volume a bit

Change-Id: I0b521c6adaf3c401afd45893fe430930339e21bc
 bacon: SLIMBUX are the best bux