Merge pull request #24 from rkp8000/master

Add Emma's figures.
Added lesion functionality for edges, updated it for nodes
merging
Merge branch 'master' of https://github.com/wronk/dbw
added lesion_areas script
changed to deepcopy
completed lesion analysis command script
commenting
pep8
switched plots to take axes object as param instead of returning one
plotting functionality
Merge pull request #25 from rkp8000/master

Reciprocity stuff
commig
Merge branch 'master' of https://github.com/wronk/dbw
Add function for generating random scale-free graph with clustering coefficient tunability.