PointSetRegistration: Fixed earlier commit error.
PointSetRegistration: Fixed earlier commit error.
Merge branch 'master' of https://github.com/bauminator90/ComputerVision

Conflicts:
	PointSetRegistration.m
Reduce w to something smaller. Small fix in sigma.
normalise points.
Merge branch 'master' of github.com:unapiedra/ComputerVision

Conflicts:
	PointSetRegistration.m
Merge pull request #2 from unapiedra/master

Your work and my typing from yesterday.