message: fixed a type
diff: @@ -164,7 +164,7 @@ controller.hears(async(message) => { return (message.text.length > 100) }, 'mess
  });
  // compare a value in the message against a database
  -// (onloy hear a message if user is already in the database)
  +// (only hear a message if user is already in the database)
  controller.hears(async(message) => {
  return new Promise((resolve, reject) => {
  myDatabase.get(message.user).then(function(user) {
  