Removes superfluous sinatra-websocket dependency.
Adds base RSpec setup.
Adds Auth specs.
Adds fix for Auth.auth_user (password lookup).
Adds App API specs, and the beginnings of an apikey validity spec that should be moved out to a shared example.
Adds an example spec (sourced from Hisaishi for convenience).
Merge pull request #5 from damncabbage/specs

RSpec setup, specs for Auth model and App API.