Add missing File::stat module in indexer script

root/etc/cron.daily/ajaxplorer-indexer

@@ -3,6 +3,7 @@
 use strict;
 use esmith::ConfigDB;
 use esmith::AccountsDB;
+use File::stat;
 
 my $c = esmith::ConfigDB->open_ro || die "Couldn't open ConfigDB\n";
 my $a = esmith::AccountsDB->open_ro  || die "Couldn't open AccountsDB\n";