mako: Change the owner of cpu online files

Change-Id: I3c6254864846b4a3beee5098280d2e2667c8ad39
mako: Re-add Discretix libraries to prop list

Fixes HDCP-enabled Miracast.

Change-Id: I8cb31365697d868a06c1ee30eeca09de19e11fcf
mako: Add default value for display color control

depend on following commits

opt/hardware: http://review.cyanogenmod.org/#/c/59752/
Settings: http://review.cyanogenmod.org/59753

Change-Id: I5573bb6c45f4bc67a040b21203a103e0a883903d