Remove no-sink from Map.*
Remove no-sink from Map.*

Plus some streamlining

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