Update Fauxhai dependency to allow also v1.x

v1.0.0 has been released. Besides few fixture chenges and additions it
includes new `path` option for specifying a local fixture data file.
It also drops undocumented support for default platform version (except
for the special "fauxhai" platform).
Merge pull request #134 from tmatilai/upgrade-fauxhai

Upgrade Fauxhai dependency to allow also v1.x