Re-instate ability to |@foo in an argument list.
Re-instate ability to |@foo in an argument list.

awwaiid/rakudo,softmoth/rakudo,skids/rakudo,raydiak/rakudo,b2gills/rakudo,zostay/rakudo,nunorc/rakudo,ab5tract/rakudo,azawawi/rakudo,skids/rakudo,samcv/rakudo,tony-o/rakudo,cognominal/rakudo,cygx/rakudo,tony-o/rakudo,usev6/rakudo,sjn/rakudo,samcv/rakudo,ugexe/rakudo,awwaiid/rakudo,nunorc/rakudo,jonathanstowe/rakudo,azawawi/rakudo,nunorc/rakudo,lucasbuchala/rakudo,dankogai/rakudo,skids/rakudo,paultcochrane/rakudo,cygx/rakudo,ugexe/rakudo,nbrown/rakudo,ungrim97/rakudo,rakudo/rakudo,azawawi/rakudo,ungrim97/rakudo,nbrown/rakudo,sjn/rakudo,raydiak/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,cognominal/rakudo,awwaiid/rakudo,usev6/rakudo,tony-o/rakudo,cognominal/rakudo,tbrowder/rakudo,lucasbuchala/rakudo,rakudo/rakudo,ugexe/rakudo,tbrowder/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,labster/rakudo,zostay/rakudo,paultcochrane/rakudo,softmoth/rakudo,LLFourn/rakudo,ab5tract/rakudo,zostay/rakudo,awwaiid/rakudo,paultcochrane/rakudo,ugexe/rakudo,ungrim97/rakudo,salortiz/rakudo,skids/rakudo,rakudo/rakudo,paultcochrane/rakudo,nbrown/rakudo,ab5tract/rakudo,salortiz/rakudo,tbrowder/rakudo,skids/rakudo,Gnouc/rakudo,tony-o/rakudo,cygx/rakudo,cygx/rakudo,jonathanstowe/rakudo,labster/rakudo,tbrowder/rakudo,jonathanstowe/rakudo,b2gills/rakudo,labster/rakudo,usev6/rakudo,salortiz/rakudo,nbrown/rakudo,ab5tract/rakudo,salortiz/rakudo,Gnouc/rakudo,salortiz/rakudo,ugexe/rakudo,salortiz/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,LLFourn/rakudo,dankogai/rakudo,dankogai/rakudo,softmoth/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,samcv/rakudo,rakudo/rakudo,MasterDuke17/rakudo,LLFourn/rakudo,nbrown/rakudo,Gnouc/rakudo,LLFourn/rakudo,b2gills/rakudo,lucasbuchala/rakudo,LLFourn/rakudo,ungrim97/rakudo,raydiak/rakudo,cygx/rakudo,nbrown/rakudo,softmoth/rakudo,samcv/rakudo,Gnouc/rakudo,samcv/rakudo,tony-o/rakudo,paultcochrane/rakudo,b2gills/rakudo,cognominal/rakudo,jonathanstowe/rakudo,tony-o/rakudo,labster/rakudo,MasterDuke17/rakudo,raydiak/rakudo,azawawi/rakudo,dankogai/rakudo,awwaiid/rakudo,lucasbuchala/rakudo,softmoth/rakudo,ungrim97/rakudo,sjn/rakudo,dankogai/rakudo,cognominal/rakudo,usev6/rakudo,labster/rakudo,zostay/rakudo,tbrowder/rakudo,b2gills/rakudo,labster/rakudo,ab5tract/rakudo,nunorc/rakudo,usev6/rakudo,MasterDuke17/rakudo,sjn/rakudo,azawawi/rakudo,rakudo/rakudo,rakudo/rakudo,sjn/rakudo