scoreMatrix.R:
	- added the scaleScoreMatrix function

NAMESPACE:
	- added scaleScoreMatrix to export
scoreMatrix.R:
	-added scaleScoreMatrix
	-added getColors - s3 for making a pretty factor color palette

scoreMatrixList.R:
	-added scaleScoreMatrixList
	-added unionScoreMatrixList

NAMESPACE:
	- export of scaleScoreMatrix, scaleScoreMatrixList,
	  unionScoreMatrixList

Changed code in all file to be < 80 chrs - the comments are longer though
It looks shitty. For a few lines I left > 80, because you wouldn't be able
to figure out what's happening.
scoreMatrix.R, scoreMatrixList.R:
	- fixed a typo

DESCRIPTION:
	- version bump to 0.4.3