Allow "Raku" as a language in EVAL: :lang<Raku>
Allow "Raku" as a language in EVAL: :lang<Raku>

To at least allow this in the next release.  This is a temporary hack
to allow the specification of the parameter now.

tony-o/rakudo,tony-o/rakudo,rakudo/rakudo,salortiz/rakudo,softmoth/rakudo,labster/rakudo,nbrown/rakudo,softmoth/rakudo,softmoth/rakudo,MasterDuke17/rakudo,rakudo/rakudo,MasterDuke17/rakudo,rakudo/rakudo,labster/rakudo,tbrowder/rakudo,salortiz/rakudo,nbrown/rakudo,salortiz/rakudo,MasterDuke17/rakudo,nbrown/rakudo,salortiz/rakudo,rakudo/rakudo,softmoth/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,labster/rakudo,tbrowder/rakudo,tony-o/rakudo,nbrown/rakudo,nbrown/rakudo,nbrown/rakudo,tony-o/rakudo,rakudo/rakudo,tony-o/rakudo,labster/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,salortiz/rakudo,labster/rakudo,softmoth/rakudo,tbrowder/rakudo,rakudo/rakudo,labster/rakudo,tony-o/rakudo,salortiz/rakudo,tbrowder/rakudo,MasterDuke17/rakudo