Re-do contextual notification header images

PS2: morning
PS3: night
PS4: new night image
PS5: new morning image
----------------------After Rescue-----------------
PS6/4: Shift morning image
PS7/5: New Years image
PS8/6: New morning image (Credits: Lokesh Chamane)
PS9/7: Revert back to old morning image
PS10/8: new Christmas image

*I cropped these for the different resolutions instead of scaling. Let me know what you think*

Change-Id: I1f713f12b425dd63a98ec85f185606e36411c308