message: Remove HTTPS governor
  Botkit forced https, but Spark doesn't require it
diff: @@ -38,8 +38,6 @@ function Sparkbot(configuration) {
  var endpoint = url.parse(controller.config.public_address);
  if (!endpoint.hostname) {
  throw new Error('Could not determine hostname of public address: ' + controller.config.public_address);
  - } else if (endpoint.protocol != 'https:') {
  - throw new Error('Please specify an SSL-enabled url for your public address: ' + controller.config.public_address);
  } else {
  controller.config.public_address = endpoint.hostname + (endpoint.port ? ':' + endpoint.port : '');
  }
  