You can clone with
HTTPS or Subversion.
Use isa-ok instead of isa_ok
This is really a test to check out support for this change. If a Perl 6
implementation is using a Test.pm that is not supporting isa-ok, then this
will cause a lot of breakage. OTOH, it *is* dogfooding, so I think it is
mass rename; get rid of all top level underscores