find7: Remove unused keylayouts

Change-Id: Ia9192a1c9af73e9a0e3a669a6b1e03531b395abd
Revert "Revert "find7: Use camera interface for torch""

* This breaks find7a Torch

This reverts commit 91ff0024fc79bda90865f8291abbfe24670b876b.

Change-Id: I788cb51bc0563b981a8f246031f2f0e23e68f79d
camera: Add support for exposure time

* Add supported slow shutter speeds
* Enabled only in back camera, front doesn't seem to support this
* Disable flash when slow shutter is enabled

Change-Id: I9bdcab11990a97cd67654e1e671f0383752e92d6
find7: SLIMBUX are the best bux

Change-Id: Ic98cdb213a0ed85031bda2f7c94a2013c3f55b68
Merge branch 'cm-11.0' into stable/cm-11.0