Streamline Rational.Num
Streamline Rational.Num

- the Rational attributes are always bound, so no decont necessary
- the defaults in the attribute definition therefore have no meaning
- makes Rational.Num about 5% faster

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