factoring out reusable rake tasks.
tidy view code.
Draft readme.
Merge commit '75c16989e90517ffeb75d5af934b37e84af1f596' into feature/fix-render-on-rotation

Conflicts:
	bblmotionkit/Rakefile
reorder for comprehension.
Merge commit '6592b0bc52591eeb8c507bd82e8d3d1c1db1ddbb' into develop
Merge commit '62f5c4a9bb303ed9e3c4bf391631b84fd3c9b254' into feature/motionkit-export-0