Merge attempt #3#5

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CompSciFutures wants to merge 4 commits intoCompSciFutures:developfrom

Commits on Jan 26, 2016

* Optimized famous to run a bit better in 'idle'.
Arnleif
committed

Commits on Jan 27, 2016

Hackish fix for performance loss in certain situation.
Arnleif
committed

Commits on Jan 29, 2016

Opacity system to not do so much updating every frame. Should now only do it's things when some changes has happened. This save 12 ms on ipad2 when you have 1000 elements to go through.
Arnleif
committed

Commits on Feb 4, 2016

My previous transform optimizing had a redraw problem.
Arnleif
committed