remove unused code for deprecating cwd()
remove unused code for deprecating cwd()

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