Revert "Stack Alloc testing"

This reverts commit 83eae58d6ecb127215cf7e0b70c80520b909486b.
Less Multiplication, More perf
More fast PI
MathHelper.getRandom() change
- Reduced entropy load
- The Random for each thread gets a different seed
- Still probably overkill
Computational improvement for rotation smoothing

Signed-off-by: Alkaelis <AlkaelisFenaro@gmail.com>
Merge pull request #507 from Alkaelis/master

Computational improvement for rotation smoothing