DeskClock: Add increasing volume option for alarm clocks

Author: Austen Dicken <cvpcsm@gmail.com>
Change-Id: I432f14d17aa8965a9267227a5ee892b6eab30caf
DeskClock: Add back user-defined world cities

Patchset 2: Rebase dependency

Change-Id: Iefbf8fa2c3d0d537d85cf734300f3ce2df6ae315
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>