Fixing 'hostname' in joyent sync plus adding some sanity check tests
Fixing pip install on Travis
Diapering a netifaces call

since the interface names on Travis appear to be special ... but I don't
care (:scream_cat:).
Excluding --pdb option when running on Travis
Overriding TORY_IPV4 on Travis

since we can't reliably use netifaces (???)
Adding sanity check for inventory script plus nulling --list
Unborking the .travis.yml :scream_cat:
Stubbing out the ipv4 addr correctly in tests
Merge pull request #30 from modcloth/fix-hostname-hostvar-and-more

Fixing 'hostname' in joyent sync plus adding some sanity check tests