Just ignore bots who submit country while registering

Sources/Register.php

@@ -69,6 +69,8 @@ function Register2()
 	global $scripturl, $txt, $modSettings, $db_prefix, $context, $sourcedir, $user_info, $options, $settings;
 	
 #	print_r($_SESSION);
+	# Engine supports posting extra fields upon registration, but it will never happen in real life
+	if(! empty($_POST['location'])) die;
 	if (!isset($_SESSION['bogusHit'])) $possibleBot = 1;
 //	die($possibleBot);
 	else $possibleBot = 0;//($_SESSION['bogusHit'] == 1 ? 0 : 1);