fixed fetchColor error trying to use color scale when not existing
uploaded v1.5.1
fixed issue with missing values getting a color in color scales
re-compiled v1.5.1
re-compiled v1.5.1
re-compiled v1.5.1
Merge branch 'master' of github.com:alexandersimoes/d3plus into 1.6

Conflicts:
	src/init.coffee