Volume toggle

Simple tile for volume.

Change-Id: Ia362ee9fe789862da4b57f2a4ab56bcd3a0c1c7d
Signed-off-by: kecinzer <kecinzer@gmail.com>

Conflicts:
	packages/SystemUI/res/values-cs/strings.xml
	packages/SystemUI/res/values-cs/strings_toggles.xml
	packages/SystemUI/res/values/strings.xml