liblights: include device specific header

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

Change-Id: Iceae8a2ff01fe6e0f3e01403e07f7579cea34de4
liblights: add filter for devices without button/keyboard light

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

Change-Id: I1de413bc0d1d7aa4d5ed3b30c9d6fb19b4f10700
camera: detect urushi torch with a smarter way

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

Change-Id: Ia06ef56ca693271bb118b788ec1b6167d791f0ef