[2/2] OmniGears: more addition for tinted system bar

add option to allow tinted color change window shade panel
improve tinted color logic code
also while im here, improve quicksettings code
add Tinted tile

drawable courtesy of Alex Cruz

// Pac
PS1: arg.
PS2: swore that it used to build.
PS3: hacky fixed it.
PS4: Actually fixed it!
PS5: Clean up
PS6: Loked.
PS7: PACifyed.
PS10: Fix author, rebase for our new order, re-enable uncommented
           code from the move patch.

Change-Id: Ic3463f7005fe650038215753eddb17d386381926
Merge "[2/2] OmniGears: more addition for tinted system bar" into pac-4.4