Don't use private properties of Net_SMTP object

Aleksander Machniak

2015-07-26 0e647e4aa059c48f8b0842977d710de743fcc586

 program/lib/Roundcube/rcube_cache_shared.php

@@ -237,6 +237,9 @@
        }

        $this->write_index();

        // reset internal cache index, thanks to this we can force index reload
        $this->index = null;
    }