Replace Performance Control with Kernel Tweaker
Creds to liquid
https://github.com/LiquidSmooth/android_packages_apps_Settings/commit/92deb305c98aa4e88d2bb7e64d13a5133782e86b

Change-Id: Ib29171965b0220fa56e3a53f173624f6dab55189

Conflicts:
	Android.mk
	AndroidManifest.xml
	res/values/spirit_strings.xml
	res/xml/performance_settings.xml
	src/com/android/settings/Settings.java