jlothian/INDDGO-survey — pull request #23 by spowers (2013-06-13 20:59:24+00:00)
Title: adding shortest_path parameter to graph class, eccentricity feature

added shortest_path parameter to the graph class
fixed some calls inside shortest_path given the new parameter
added the eccentricity feature (relies on shortest_path)
added frequency distribution of eccentricities feature (relies on eccentricity)