dont create dirs when instanciating CUR
dont create dirs when instanciating CUR

But also do not skip non-existing locations, because we might be
creating them when installing into.

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