jquery core: closes #3241. The 'length' property isn't set to jQuery's prototype anymore.

src/core.js

@@ -90,9 +90,6 @@ jQuery.fn = jQuery.prototype = {
 		return this.length;
 	},
 
-	// The number of elements contained in the matched element set
-	length: 0,
-
 	// Get the Nth element in the matched element set OR
 	// Get the whole matched element set as a clean array
 	get: function( num ) {