Now adding ability to cluster multiple conditions
fixing bug with conditions to be clustered
Adding configurable background colors for cluster plots.
Changing Color Defaults
Changing graph color palette again.
Fixing but with color palette
Slight color palette adjust
Changing back to topo.
Changing back to topo
Merge branch 'clusterCondition' of github.com:nolanlab/citrus into clusterCondition

Conflicts:
	R/citrus.plot.R
Adding alpha argument
Merge branch 'clusterCondition'