Note new rakudo requirement
remove rakudo-specific fossils
pugs runs some S01 tests
rakudo, at least, runs S26 tests.
Get stats on S24
Tests which have no description still have passed, honest.
Copy tools/test_summary.pl from rakudo
This handy tool can easily be used by other implementations.
Drop the .pl to match "fudge", and change the usage to make
the implementation name the first param.