rename token method to app_token, remove alias which collides with attribute in configurable
expose credentials hash to public, boolean methods for presense of user/bearer tokens
allow for :app_auth option, fallback to app_auth when no oauth_token present, lazy load bearer_token if needed
stub token request before each spec
clean up logic
rate limit endpoint
clean up comments
alphabetize
remove pry references
specs, rename app_token to get_bearer_token, make credentials and bearer_token readable
correct subject for rate_limit_status spec
Merge pull request #393 from paulwalker/app-only-auth-requests

App only auth requests