- moved wed_modular code in wed
- added util.py for utility functions on network
- added method for constructing a W for links on the wed
- cleaned util.py and really committing wed and wed_modular.py
- wed_modular.py will go away eventually
- fixing indent error
Merge pull request #273 from sjsrey/network

Moving code from wed_modular.py to wed.py and some utility functions