Removed support for the XPath [n] - we weren't doing it right, and it…

… would actually require a lot of code to "do it right" (much more than what the feature is immediately worth). See ticket #995.

src/selector/selector.js

@@ -64,7 +64,7 @@ jQuery.extend({
 			},
 			_prefix: "z=a[m[3]];if(!z||/href|src/.test(m[3]))z=jQuery.attr(a,m[3]);"
 		},
-		"[": "parseInt(m[2])?jQuery.nth(a.parentNode.firstChild,parseInt(m[2]),'nextSibling',a)==a:jQuery.find(m[2],a).length"
+		"[": "jQuery.find(m[2],a).length"
 	},
 
 	// The regular expressions that power the parsing engine