superior:Add default value for display color control

Change-Id: I612f31853a547466534bccc9722a3c6ff54ed4f6
superior:Add back getMaxValue function

Change-Id: I593f097d55310dc691dad0dc1b808d6e7812608a
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_superior into cd-4.4