Revert "overlay from t0lte"

This reverts commit da12a223a14d5ebec4f66ef64674972394f97a2b.
Revert "Revert "i9305: use opensource camera hal, remove camera blob""

This reverts commit ee0f281b1a1b77b99b77c554c41c5b87f8caed72.
Revert "Revert "i9305: use open source sensors""

This reverts commit 360af86ca483b0c7e51f7e25c2b3fb28e4897ff8.