m8: remove deprecated overlays, disable perf overlays for now

Change-Id: I604c4b7c39b07acf62d6e44b785c9a65f6cb56b8
Merge branch 'cm' into HEAD

Signed-off-by: DHOMD <DHO@dho.im>

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml

Change-Id: Ic6c7347d1943f934f93412a9d64cc22ea4404657