remove unnecessary parameter-checks as they will never happen; make Customers.update callable for customers

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

lib/functions/output/function.standard_error.php

@@ -61,7 +61,7 @@ function standard_error($errors = '', $replacer = '', $throw_exception = false)
 	}
 
 	if ($throw_exception) {
-		throw new Exception($error, 400);
+		throw new Exception(strip_tags($error), 400);
 	}
 	eval("echo \"" . getTemplate('misc/error', '1') . "\";");
 	exit;