Fix/workaround in trait_mod:<of> so that variables typed with Code types work.
Fix/workaround in trait_mod:<of> so that variables typed with Code types work.

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