Methods: Fix dateITA method, avoiding summertime errors

Using arbitrary hour or new Date() will use hour 00:00:00, which cause errors
on summertime changes.

Closes gh-773

src/additional/dateITA.js

@@ -25,7 +25,7 @@ jQuery.validator.addMethod("dateITA", function(value, element) {
 		var gg = parseInt(adata[0],10);
 		var mm = parseInt(adata[1],10);
 		var aaaa = parseInt(adata[2],10);
-		var xdata = new Date(aaaa,mm-1,gg);
+		var xdata = new Date(aaaa, mm-1, gg, 12, 0, 0, 0);
 		if ( ( xdata.getFullYear() === aaaa ) && ( xdata.getMonth() === mm - 1 ) && ( xdata.getDate() === gg ) ){
 			check = true;
 		} else {

test/methods.js

@@ -587,6 +587,7 @@ test("mobileUK", function() {
 test("dateITA", function() {
 	var method = methodTest("dateITA");
 	ok( method( "01/01/1900" ), "Valid date ITA" );
+	ok( method( "17/10/2010" ), "Valid date ITA" );
 	ok(!method( "01/13/1990" ), "Invalid date ITA" );
 	ok(!method( "01.01.1900" ), "Invalid date ITA" );
 	ok(!method( "01/01/199" ), "Invalid date ITA" );