Need to test on all development versions.

Or, at least, we need to create golden results for them to prevent getting too
many cpan testers failure reports on old development vresions.

5.13.x versions can be removed when 5.14.0 is released.

utils/all_versions

@@ -40,7 +40,8 @@ sub get_options
         [ map { ($_, "$_-thr") }
               qw( 5.6.1 5.6.2
                   5.8.0 5.8.1 5.8.2 5.8.3 5.8.4 5.8.5 5.8.6 5.8.7 5.8.8 5.8.9
-                  5.10.0 5.10.1 5.11.0 5.12.0 5.12.1 5.12.2 5.13.4 ) ]
+                  5.10.0 5.10.1 5.11.0 5.12.0 5.12.1 5.12.2
+                  5.13.0 5.13.1 5.13.2 5.13.3 5.13.4 5.13.5 ) ]
         unless @{$Options->{version}};
     $Silent = " >/dev/null 2>&1" if $Options->{silent};
     $Options->{version} =