message: If Slack sends us invalid JSON, log the exact message received.
diff: @@ -191,7 +191,7 @@ module.exports = function(botkit, config) {
  try {
  message = JSON.parse(data);
  } catch (err) {
  - console.log('** RECEIVED BAD JSON FROM SLACK');
  + console.log(`** RECEIVED BAD JSON FROM SLACK: ${data}`);
  }
  /**
  * Lets construct a nice quasi-standard botkit message
  