[WWW-2486] configure gem spec and add some dependencies we might need
[WWW-2486] load credentials by environment
[WWW-2486] first stab at an api wrapper
[WWW-2486] fix things up a little + add yard docs
[WWW-2486] remove unnecessary stuff
[WWW-2486] rename the configuration yml
[WWW-2486] small tweaks
[WWW-2486] add spec setup and basic tests
[WWW-2486] need to include yaml in test env
[WWW-2486] properly include the spec factories
[WWW-2486] make #send_request a private method
[WWW-2486] get these factories working for real
[WWW-2486] specs for #estimate
[WWW-2486] require stuff in little_finger.rb
[WWW-2486] invalid faker addresses cause 500 error for avatax
[WWW-2486] error responses weren't returning correctly
[WWW-2486] more factory stuff
[WWW-2486] test #get
[WWW-2486] fix factory bug
[WWW-2486] split tests up for faster runtime