[2/2] Settings: Implement App circle sidebar

Picked from https://gerrit.omnirom.org/#/c/6379/4

Credit: Yanuar Harry

Conflicts:

	res/values/slim_strings.xml
	res/xml/misc_tweaks.xml
	src/com/android/settings/ose/MiscTweaks.java

Change-Id: I2807f59edea7a4034bd55833255f6664e3d5cdec