Fix Daniel's mistake with conf var

latham

2011-06-28 e9b0d1ea736b36295fba0befcb0d63e99bc5dd3c

 server/plugins-available/maildrop_plugin.inc.php

@@ -60,7 +60,7 @@
      Register for the events
      */
      
      $app->plugins->registerEvent('mail_user_update','maildrop_plugin','insert');
      $app->plugins->registerEvent('mail_user_insert','maildrop_plugin','update');
      $app->plugins->registerEvent('mail_user_update','maildrop_plugin','update');
      $app->plugins->registerEvent('mail_user_delete','maildrop_plugin','delete');