Update internal documentation to reflect improvements

diff --git a/gatekeeper.pl b/gatekeeper.pl
index 62f85b45eb1b660d7bd12dcd1a582c3bc3fcc18a..916d26bac2a3763f1c24cb39e4f09a0383bb33fb 100755 (executable)
--- a/gatekeeper.pl
+++ b/gatekeeper.pl
@@ -152,8 +152,6 @@ We execute gpgv, lsof, mkdir, mv, pwd and tar.  Executions are such that
 it's not possible for the shell to be invoked.  We make use of Perl
 module Net::SMTP to send email.
 
-TODO:  actually avoid using the shell; the current code does use the shell.
-
 =cut
 
 ## Currently, this script is executed by cron as: