The list of iterators was from a previous idea
The list of iterators was from a previous idea

In the new form, we only ever have 2 iterators: one that post processes
cursor values, and one that does not.  So make them proper named classes
for better optimizability.

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