Print error when HTTP server can't start (#31)
Print error when HTTP server can't start (#31)

* Print error when HTTP server can't start

Previously, if the HTTP server couldn't bind to port 1338, the program would just terminate with a 0 exit code. Now it prints the error and exits with exit code 1.

* Fixed error message (Dao -> Registry)

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