fix attribute specification in objectref
fix attribute specification in objectref

skids/rakudo,labster/rakudo,raydiak/rakudo,nbrown/rakudo,rakudo/rakudo,zhuomingliang/rakudo,Gnouc/rakudo,niner/rakudo,tony-o/deb-rakudodaily,sergot/rakudo,Leont/rakudo,tony-o/rakudo,dwarring/rakudo,retupmoca/rakudo,raydiak/rakudo,Gnouc/rakudo,ugexe/rakudo,rakudo/rakudo,jonathanstowe/rakudo,usev6/rakudo,MasterDuke17/rakudo,LLFourn/rakudo,sergot/rakudo,azawawi/rakudo,teodozjan/rakudo,tony-o/deb-rakudodaily,laben/rakudo,jonathanstowe/rakudo,samcv/rakudo,cygx/rakudo,cygx/rakudo,Leont/rakudo,ugexe/rakudo,LLFourn/rakudo,ab5tract/rakudo,usev6/rakudo,niner/rakudo,b2gills/rakudo,ab5tract/rakudo,LLFourn/rakudo,rjbs/rakudo,salortiz/rakudo,LLFourn/rakudo,salortiz/rakudo,dankogai/rakudo,Leont/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,teodozjan/rakudo,salortiz/rakudo,sergot/rakudo,paultcochrane/rakudo,dankogai/rakudo,tony-o/rakudo,rakudo/rakudo,laben/rakudo,ab5tract/rakudo,azawawi/rakudo,samcv/rakudo,samcv/rakudo,dankogai/rakudo,labster/rakudo,paultcochrane/rakudo,tony-o/deb-rakudodaily,raydiak/rakudo,jonathanstowe/rakudo,Gnouc/rakudo,pmurias/rakudo,salortiz/rakudo,teodozjan/rakudo,lucasbuchala/rakudo,laben/rakudo,tbrowder/rakudo,ungrim97/rakudo,softmoth/rakudo,tony-o/rakudo,zostay/rakudo,b2gills/rakudo,jonathanstowe/rakudo,nunorc/rakudo,nbrown/rakudo,usev6/rakudo,usev6/rakudo,niner/rakudo,retupmoca/rakudo,awwaiid/rakudo,nunorc/rakudo,retupmoca/rakudo,nbrown/rakudo,Gnouc/rakudo,softmoth/rakudo,b2gills/rakudo,dankogai/rakudo,ugexe/rakudo,zhuomingliang/rakudo,nbrown/rakudo,sjn/rakudo,samcv/rakudo,dwarring/rakudo,rakudo/rakudo,azawawi/rakudo,paultcochrane/rakudo,niner/rakudo,nbrown/rakudo,MasterDuke17/rakudo,cygx/rakudo,labster/rakudo,zhuomingliang/rakudo,rjbs/rakudo,Leont/rakudo,tony-o/rakudo,azawawi/rakudo,cognominal/rakudo,ab5tract/rakudo,cognominal/rakudo,dwarring/rakudo,ungrim97/rakudo,MasterDuke17/rakudo,salortiz/rakudo,zhuomingliang/rakudo,b2gills/rakudo,paultcochrane/rakudo,dankogai/rakudo,awwaiid/rakudo,awwaiid/rakudo,zostay/rakudo,pmurias/rakudo,labster/rakudo,pmurias/rakudo,zostay/rakudo,lucasbuchala/rakudo,ab5tract/rakudo,skids/rakudo,nunorc/rakudo,softmoth/rakudo,nbrown/rakudo,labster/rakudo,Gnouc/rakudo,zostay/rakudo,cygx/rakudo,tony-o/rakudo,Gnouc/rakudo,raydiak/rakudo,sjn/rakudo,labster/rakudo,ugexe/rakudo,MasterDuke17/rakudo,usev6/rakudo,ungrim97/rakudo,azawawi/rakudo,skids/rakudo,salortiz/rakudo,LLFourn/rakudo,awwaiid/rakudo,tbrowder/rakudo,tbrowder/rakudo,cognominal/rakudo,softmoth/rakudo,skids/rakudo,rjbs/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,cygx/rakudo,skids/rakudo,awwaiid/rakudo,laben/rakudo,samcv/rakudo,b2gills/rakudo,rakudo/rakudo,nunorc/rakudo,sergot/rakudo,pmurias/rakudo,sjn/rakudo,ungrim97/rakudo,tony-o/deb-rakudodaily,cognominal/rakudo,lucasbuchala/rakudo,dwarring/rakudo,MasterDuke17/rakudo,tony-o/deb-rakudodaily,tbrowder/rakudo,tony-o/rakudo,rakudo/rakudo,paultcochrane/rakudo,retupmoca/rakudo,softmoth/rakudo,sjn/rakudo,sjn/rakudo,ungrim97/rakudo,tony-o/deb-rakudodaily,cognominal/rakudo,tony-o/deb-rakudodaily,teodozjan/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,ugexe/rakudo