fix derp in vendorsetup, add exclusion for xattr in build

Change-Id: I75c620e98afd7cf9d237b5b2f56b2ea829291d23
Remove Trebuchet overlays

Change-Id: If02131f2825026dcbe402dd13240e5b1a93f92c8
Merge remote-tracking branch 'cm/cm-11.0' into kitkat