Cleanup

- Fixed tox.ini against what I'm currently using and it's proper incantation
- Added a coverage configuration
- Added a generic maximumConnections property to the generic configuration
- Bug Fix: corrected typo for property name
- Bug Fix: had refactored teh negotiate_unlimited function's name without all references having updates
- Added initial tests for the pyrft.client
- Added initial tests for the pyrft.config
- Added initial tests for the pyrft.comms