FW: LS Notififications: Fix NPE

PS: Update author

Change-Id: I8cd547abf384098aa33d53312815f84cd3ee6479
FW: LS Notification: Fix FC party when Lockscreen Notifications are disabled

PS2: Update Author

Change-Id: I6ec6fbef2f76591f7d6b710c8c14dbb04dd6e458
FW: LS Notifications: try to fix occasionally SystemUI FC on boot

PS2: Update Author

Change-Id: If21f3810444919a36a5ad2ce9027c9cfb0c71ba1
FW: LS Notifications: Custom Background color [1/2]