add option to force high-end graphics on low memory devices

Change-Id: I34e0d7381615485b58385abed743e01f7272772d
settings: fix battery stats

* Use the new dock stats parcelable creator

Change-Id: I4f1ac0b2b7181f0c9c023795acf1671f7b9e9820
JIRA: CYAN-3127
Issue: https://jira.cyanogenmod.org/browse/CYAN-3127
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_Settings into cm-11.0

Conflicts:
	src/com/android/settings/cyanogenmod/PerformanceSettings.java