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Settings: Add screen color settings

Add "Screen Color" item in settings.
This function support set Hue, Saturation, Contrast and Intensity value,
and screen color will be changed by this settings.

Conflicts:

	AndroidManifest.xml
	res/values/colors.xml
	res/values/config.xml
	res/values/strings.xml
	res/xml/display_settings.xml
	src/com/android/settings/DisplaySettings.java

Change-Id: If6f6e7ee7f28862476a8b955cd3252175fefa2a1

Conflicts:
	AndroidManifest.xml
	res/values/arrays.xml
	res/values/colors.xml
	res/xml/display_settings.xml
	src/com/android/settings/DisplaySettings.java

Conflicts:
	res/values/crom_arrays.xml
	src/com/android/settings/DisplaySettings.java