Streamline some Rats
Streamline some Rats

- Rat.perl if denominator is 1
- return Failure instead of failing for FatRat.Rat

Gnouc/rakudo,jonathanstowe/rakudo,MasterDuke17/rakudo,rakudo/rakudo,lucasbuchala/rakudo,awwaiid/rakudo,lucasbuchala/rakudo,nbrown/rakudo,labster/rakudo,tony-o/rakudo,zostay/rakudo,salortiz/rakudo,rakudo/rakudo,rakudo/rakudo,Gnouc/rakudo,samcv/rakudo,raydiak/rakudo,lucasbuchala/rakudo,nbrown/rakudo,sjn/rakudo,b2gills/rakudo,b2gills/rakudo,tony-o/rakudo,rakudo/rakudo,zostay/rakudo,lucasbuchala/rakudo,samcv/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,labster/rakudo,Gnouc/rakudo,salortiz/rakudo,salortiz/rakudo,MasterDuke17/rakudo,sjn/rakudo,softmoth/rakudo,tbrowder/rakudo,b2gills/rakudo,usev6/rakudo,Gnouc/rakudo,nbrown/rakudo,awwaiid/rakudo,zostay/rakudo,samcv/rakudo,Gnouc/rakudo,salortiz/rakudo,softmoth/rakudo,rakudo/rakudo,sjn/rakudo,raydiak/rakudo,softmoth/rakudo,sjn/rakudo,nbrown/rakudo,tony-o/rakudo,jonathanstowe/rakudo,tony-o/rakudo,softmoth/rakudo,samcv/rakudo,salortiz/rakudo,labster/rakudo,tbrowder/rakudo,tbrowder/rakudo,usev6/rakudo,awwaiid/rakudo,rakudo/rakudo,labster/rakudo,MasterDuke17/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,sjn/rakudo,jonathanstowe/rakudo,b2gills/rakudo,samcv/rakudo,jonathanstowe/rakudo,raydiak/rakudo,tony-o/rakudo,tbrowder/rakudo,tony-o/rakudo,labster/rakudo,usev6/rakudo,MasterDuke17/rakudo,MasterDuke17/rakudo,salortiz/rakudo,usev6/rakudo,softmoth/rakudo,b2gills/rakudo,nbrown/rakudo,awwaiid/rakudo,raydiak/rakudo,usev6/rakudo,tbrowder/rakudo,nbrown/rakudo,zostay/rakudo,labster/rakudo,awwaiid/rakudo,tbrowder/rakudo