DeskClock: Add feature to play random song as an alarm.

Patchset 10: Close open cursor

Change-Id: Ia3d2f28d71456ba16aac4474db15cddacada9410
DeskClock: ES translations

 - Random song alarm

Change-Id: I27b641000e18f437278bcc31d61e15faf908000d
TRDS: Darker Clock

Change-Id: I0ae7b7c193c2a6b63def77efdbd9f44844d236b8