Fix IPv6 address validation on PHP with disabled IPv6 support

Aleksander Machniak

2015-08-12 6b31846c438dc19cca0f2a01582bdf47dff61f81

 program/lib/Roundcube/rcube_utils.php

@@ -156,7 +156,7 @@
                $length = strlen($part);
                if (!$length) {
                    // there can be only one ::
                    if ($found_empty) {
                    if ($found_empty && $idx > 2) {
                        return false;
                    }
                    $found_empty = true;