Make List.join handle nulls better
Make List.join handle nulls better

Especially when doing service as Array.join

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