Skip if it was a userdata DB

misc-scripts/datafiles/build_datafile_ftp_directory.pl

@@ -261,6 +261,7 @@ sub _get_core_like_dbs {
   while(my $dba = shift @{$dbas}) {
     next if $dba->species() eq 'multi';
     next if lc($dba->species()) eq 'ancestral sequences';
+    next if $dba->dbc()->dbname() =~ /^.+_userdata$/xms;
     
     my $type = $dba->get_MetaContainer()->single_value_by_key('schema_type');
     $dba->dbc()->disconnect_if_idle();