Fix a few alarm state manager issues.

- Prevent missed notification from starting app.
- Fix alarmId issues on notifications.
- Fix issue with missed alarms being re-enabled after timezone change.
- Fix issue with missed alarm notification not dismissing properly.
- Remove alarm noise on missed notification
- Added safe guard to prevent duplicate alarm instances.

Change-Id: Id9dd65e6ec59df1e6952c8a892022d20a09eb5a5