netteForms.js: fixed freeze browser on email validation [Closes nette/nette#1540]

Author: dg

src/assets/netteForms.js

@@ -327,7 +327,7 @@ Nette.validators = {
 	},
 
 	email: function(elem, arg, val) {
-		return (/^("([ !#-[\]-~]*|\\[ -~])+"|[-a-z0-9!#$%&'*+\/=?^_`{|}~]+(\.[-a-z0-9!#$%&'*+\/=?^_`{|}~]+)*)@([0-9a-z\u00C0-\u02FF\u0370-\u1EFF]([-0-9a-z\u00C0-\u02FF\u0370-\u1EFF]{0,61}[0-9a-z\u00C0-\u02FF\u0370-\u1EFF])?\.)+[a-z\u00C0-\u02FF\u0370-\u1EFF]([-0-9a-z\u00C0-\u02FF\u0370-\u1EFF]{0,17}[a-z\u00C0-\u02FF\u0370-\u1EFF])?$/i).test(val);
+		return (/^("([ !#-[\]-~]|\\[ -~])+"|[-a-z0-9!#$%&'*+\/=?^_`{|}~]+(\.[-a-z0-9!#$%&'*+\/=?^_`{|}~]+)*)@([0-9a-z\u00C0-\u02FF\u0370-\u1EFF]([-0-9a-z\u00C0-\u02FF\u0370-\u1EFF]{0,61}[0-9a-z\u00C0-\u02FF\u0370-\u1EFF])?\.)+[a-z\u00C0-\u02FF\u0370-\u1EFF]([-0-9a-z\u00C0-\u02FF\u0370-\u1EFF]{0,17}[a-z\u00C0-\u02FF\u0370-\u1EFF])?$/i).test(val);
 	},
 
 	url: function(elem, arg, val, value) {