More simulations
Add random bin
Many new features, including the shortest pairwise path length
Many small tweaks; updated dependancy on hppy
Added a new default behavior to add all nodes (even singletons) to the network regardless of the distance threshold, and a few utility functions
Added clustering coefficient calculations, adding random edges using pref. attachment
Viral load handling tweaks
Refactoring, many new features, JSON output
Changing hypy to hppy
Merge pull request #1 from stevenweaver/master

Changing hypy to hppy
Fixed incorrect Yule distro parameter bounds
Adding Sergei's Q3 commits