Streamline Rational.Str
Streamline Rational.Str

- compartmentalize the logic into private methods
- <42/21> is now about 2.2x as fast
- <42/17> is now about 1.2x as fast
- keep comments as much as possible

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