update vs980

bring in overlays from CM

Change-Id: I76a3e8f8513265d1caf5bb372ceaf77d4619c0f1
vs980: add back dependencies

Change-Id: Ie6c2adf1ea504e8d185a65b15b9462461c919f55
Merge branch 'android-4.4' of https://github.com/omnirom/android_device_lge_vs980 into android-4.4

Conflicts:
	omni.dependencies