SPEC: broker authentication spec (#260)
SPEC: broker authentication spec (#260)

* broker authentication proposal

* explicitly state that the config will be in broker

* clarify who creates secret

* renaming directory to specs

rthallisey/ansible-service-broker,eriknelson/ansible-service-broker,johnkim76/ansible-service-broker,shawn-hurley/ansible-service-broker,johnkim76/ansible-service-broker,rthallisey/ansible-service-broker,jwmatthews/ansible-service-broker,jwmatthews/ansible-service-broker,jwmatthews/ansible-service-broker,shawn-hurley/ansible-service-broker,jmontleon/ansible-service-broker,jmontleon/ansible-service-broker,jmontleon/ansible-service-broker,johnkim76/ansible-service-broker,rthallisey/ansible-service-broker,eriknelson/ansible-service-broker,eriknelson/ansible-service-broker,shawn-hurley/ansible-service-broker