flatmap is the last element of Any that needed rewriting
flatmap is the last element of Any that needed rewriting

So this closes #1731

perl6/doc,tbrowder/doc,MasterDuke17/doc,perl6/doc,MasterDuke17/doc,perl6/doc,MasterDuke17/doc,tbrowder/doc,MasterDuke17/doc,perl6/doc,perl6/doc,tbrowder/doc,tbrowder/doc