Settings: Forward port Power menu options

Change-Id: I7dbe78e14647a79966758b75f42eb05f5429d56a

Conflicts:

	AndroidManifest.xml
	res/values/strings.xml
	res/xml/system_settings.xml
woops... added from last commit
enable Developer Options visibility by default for userdebug builds
add clock style 1/2
Merge branch 'master' of https://github.com/Blak-KANG/android_packages_apps_Settings
Merge remote-tracking branch 'origin/kitkat' into android-4.4_r1

Conflicts:
	AndroidManifest.xml
	res/values/strings.xml