View routing table with netstat
Added diff of two processes/commands

Wraps output of two commands into separate file handles that diff can compare.
Merge pull request #65 from adelviscio/patch-5

View routing table with netstat
Merge pull request #66 from adelviscio/patch-6

Added diff of two processes/commands
Added 'GPL3' to setup.py
Merge pull request #68 from shanahanjrs/master

Added 'GPL3' to setup.py