Keyguard: update correctly track title and info if screen turns on

AOSP issue - Force update both if screen turns on.

Change-Id: I3d3198534c3ccdaa0ad2f40a967cc092a7dc0a0c
Keyguard: don't try to fetch the badgeIcon if remoteClientPackage == null

Logcat shows....if client is lost there is no need to force an exception due that remoteClientPackage
in this case is null.

Change-Id: I80e612610f93c9d70c854b2fcb8fbf0c0d8f9e2a
SystemUI: add missing status bar image

Change-Id: Icaf4d179b538818f5782637d403de212d0e0a841
LN: Some fixes & cleanup (Squashed commits)
- Fix bug that the notification is launched when a button on it is pressed
- Show new notifications first
- Fix FC on launching hangouts notification
- Beautify
- Fix possible NPE (Thanks to Der-Schubi)
- Please don't die (Thanks to Evisceration)

Squashed by @AragaoAnderson

Change-Id: I4caa5be567a19b0da5e606ef94165ea57f4d780a