iyokan: Cleanup keylayouts

Move common layouts to msm7x30-common & updates to match kernel changes

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Iba8b6bcf2b9f36ac6af19c4795b4ae659921521a
Use camera interface for Torch

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I790ab5ed40a72534a4a77ffca452cc2eb9b7aaa1