Function clone

public/javascripts/socket.io.js:4015–4023

(obj)

	};

	function clone (obj) {
	  var o = {};
	  for (var i in obj) {
	    if (obj.hasOwnProperty(i)) {
	      o[i] = obj[i];
	    }
	  }
	  return o;
	}

	/**
	 * Initializes transport to use and starts probe.