Add in dnsimple_token to the shared Fog call
Add in dnsimple_token to the shared Fog call

This simulates passing in the token as a credential, but mind you all of
this is Mocked so it's not quite a real-world test, just a unit. :)

dnsimple/chef-dnsimple,aetrion/chef-dnsimple,aetrion/chef-dnsimple