connected_components now mirrors networkx behavior (#206)
connected_components now mirrors networkx behavior (#206)

* connected_components now mirrors networkx behavior

* Added networkx license info
sallai/mbuild,tcmoore3/mbuild,summeraz/mbuild,iModels/mbuild,iModels/mbuild,summeraz/mbuild,ctk3b/mbuild,tcmoore3/mbuild,sallai/mbuild,ctk3b/mbuild