Oauth Application model added
ApplicationCreator added
ApplicationFinder added
AuthorizationExtractor added
ApplicationFinderService added
Basic ‘POST /oauth/token’ endpoint added
AccessToken model added
AccessTokenGenerator added
AccessTokenIssuer added
UserFinder added
GrantStrategies added
Password grant strategy added to ‘POST /oauth/token’ endpoint
ActiveModelSerializers gem added
Response format updated for ‘POST /oauth/token’
Log filters added for access tokens
Merge branch 'authentication'

Conflicts:
	config/routes.rb
	db/schema.rb