Getmac

Nothing changed. PyPI just won't let me push changes without a new version.

Added
* Checks for default interface on Linux systems
* New methods of hunting for addresses on Windows, Mac OS X, and Linux

Changed
* CLI will output nothing if it failed, instead of "None"
* CLI will return with 1 on failure, 0 on success
* No CLI arguments now implies the default host network interface
* Added an argumnent for debugging: `--debug`
* Removed `-d` option from `--no-network-requests`

Fixed
* Interfaces on Windows and Linux (including Bash for Windows)
* Many bugs

Removed
* Support for Python 2.6 on the CLI

Dev
* Overhaul of internals

Added
* Addition of a terminal command: `get-mac`
* Ability to run as a module from the command line: `python -m getmac`

Changed
* `arp_request` argument was renamed to `network_request`
* Updated docstring
* Slight reduction in the size of getmac.py

Dev
* Overhauled the README
* Moved tests into their own folder
* Added Python 3.7 to list of supported snakes

* Python 2.6 compatibility

* Fixed some addresses returning without colons
* Added more rigorous checks on addresses before returning them

* Remove print statements and other debugging output