Use netaddr library to handle ip and mac

0.7-beta

Update readme

Ping test and exception

Add test to be sure that the device is reachable

Remove useless requirements

0.4-beta

Remove requirements

Release to test Travis publish to Pypi

0.3-beta

New beta release for Pypi

Beta release for auto publish to Pypi

0.2-beta

Try Travis to publish to Pypi