code: function (path) {
      let classes = [];
  
      let files = fs.readdirSync(path);
      for (let i = 0; i < files.length; i++) {
        let clazz = require(path + '/' + files[i]);
        classes.push(clazz);
      }
  
      return classes;
    }
docs: Requires in all class files in a directory
  @param {String} [path] - path containing classes