message: CiscoSpark version : inform when message come from not authorized domain or org
  Useful for debug
diff: @@ -137,6 +137,7 @@ function Sparkbot(configuration) {
  console.log('limit to org', controller.config.limit_to_org, message.original_message.orgId);
  if (!message.original_message.orgId || message.original_message.orgId != controller.config.limit_to_org) {
  // this message is from a user outside of the proscribed org
  + console.log('WARNING: this message is from a user outside of the proscribed org', controller.config.limit_to_org);
  return false;
  }
  }
  @@ -157,6 +158,7 @@ function Sparkbot(configuration) {
  }
  if (!allowed) {
  + console.log('WARNING: this message came from a domain that is outside of the allowed list', controller.config.limit_to_domain);
  // this message came from a domain that is outside of the allowed list.
  return false;
  }
  