t6-common: Label firmware partitions

Change-Id: I7c7ec1b3dd93fc4dd3d23207aed1e20ade01f059
t6-common: Inherit common QCOM SELinux policy

Change-Id: I2ed99ea18dcb4b60ea01ebb89f728048f07c8d7b
t6-common: offmode charging for lollipop

* Rid ourselves of lpm.rc and instead use the on charger trigger
* Add selinux policies to go along with this

Change-Id: I9beac06692111f8579dd27dce2269383112a1d57