Heads Up background color && transparency [1/2]

Source SlimRoms
Volume panel background color && transparency [1/2]

Source SlimRoms
ookaaaay....
Fix build
Fix it again
This was missing
Slimrecents card/text color [1/2]

Source SlimRoms
Fix build
Fix string
Try to make RecentPanel colors working
this seems to cause errors
Allow HeadsUp Apps
Merge pull request #1 from CyanHacker/test

Merge HeadsUp and VolumePanel color and transparency || SlimRecents card/text color