code: function logger(globalName) {
    return function() {
      var args = Array.prototype.slice.call(arguments, 0);
      var global = globalName || pkg.name;
  
      return debug(
        args.length > 0 ?
        [global, args.join(':')].join(':') :
        global
      )
    }
  }
docs: [a debugger class which inherits from a parent namespace]
  @param  {String} globalName [the parent namespace]
  @return {Object}            [debugger instance]