Halo Custom Colors: Circle Color

As I'm not satisfied with the way other ROMs change the halo circle color, I implemented it myself.
This way, not just the circle color with the notification icon on it changes, but also the dismiss, hide etc. background changes. I'll try to implement the bubble (text) color as well, when I have time...
Fix for the below commit
Small fix for the commit below
Fix for the below commit
Active display squashed commits (1/2)

Thanks to 0xD34D from ChameleonOS

Change-Id: Ia504e4d18e83bdf3ad3bb7eb7aba234db9e4034f

Conflicts:

	core/res/res/values/dimens.xml
ActiveDisplay: Force FULLSCREEN flag

Force full screen to avoid navring, or nav bar buttons showing up

Change-Id: Ib8e2bfffcf7cdb9f1dffe084cad7ee70e7722a50
Signed-off-by: Brandon McAnsh <brandon.mcansh@gmail.com>