initial commit
Add theme engine support

Conflicts:
	res/values/strings.xml

Conflicts:

	res/xml/settings_headers.xml
Merge branch 'kk4.4' of github.com:CPA-Poke/Gummy_packages_apps_Settings into kk4.4

Conflicts:
	res/drawable-mdpi/ic_settings_themes.png
	res/xml/settings_headers.xml