Make sub circumfix:<{ }> a multi
Make sub circumfix:<{ }> a multi

MasterDuke17/rakudo,Gnouc/rakudo,nbrown/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,Gnouc/rakudo,tony-o/rakudo,rakudo/rakudo,salortiz/rakudo,rakudo/rakudo,nbrown/rakudo,rakudo/rakudo,tony-o/rakudo,labster/rakudo,MasterDuke17/rakudo,rakudo/rakudo,nbrown/rakudo,tony-o/rakudo,tony-o/rakudo,salortiz/rakudo,tony-o/rakudo,softmoth/rakudo,salortiz/rakudo,softmoth/rakudo,rakudo/rakudo,tbrowder/rakudo,salortiz/rakudo,MasterDuke17/rakudo,labster/rakudo,labster/rakudo,lucasbuchala/rakudo,Gnouc/rakudo,lucasbuchala/rakudo,Gnouc/rakudo,softmoth/rakudo,labster/rakudo,MasterDuke17/rakudo,nbrown/rakudo,Gnouc/rakudo,lucasbuchala/rakudo,labster/rakudo,labster/rakudo,tbrowder/rakudo,tbrowder/rakudo,tony-o/rakudo,nbrown/rakudo,nbrown/rakudo,salortiz/rakudo,tbrowder/rakudo,softmoth/rakudo,rakudo/rakudo,salortiz/rakudo,tbrowder/rakudo,softmoth/rakudo,lucasbuchala/rakudo,MasterDuke17/rakudo