** Added Procfile
** Added some debug info into websocket.js
** Changed version
** More debug information
** Added support for https connections
** Added support for secure web sockets
** Changed environment variable names:
  - PORT_COOPS_SERVER -> COOPS_INSECURE_PORT
  - MONGO_COOPS_SERVER_URI -> COOPS_MONGO_SERVER_URI 
** Added new environment variables
  - COOPS_SECURE_PORT
  - COOPS_SECURE_CERT
  - COOPS_SECURE_CERT_KEY