move example blacklist_helo list to docs/ with instructions to install

Jesse Norell

2016-02-08 8c8acac7bb7160e3833b9351bccb8d9c643bddf6

 interface/lib/classes/aps_crawler.inc.php

@@ -460,6 +460,7 @@
               }
            }
            //var_dump($apps);
            //echo print_r($apps_to_dl).'<br>-------------------<br>';

            // For memory reasons, unset the current vendor and his apps
            unset($apps);