Revert "Start throwing iterator example code into List.pm.  Compiles but not tested or used for anything." because it appears to break ng badly.
Revert "Start throwing iterator example code into List.pm.  Compiles but not tested or used for anything." because it appears to break ng badly.

This reverts commit 8aedd0c5eea27b37f7019c5117afc9897dc04e5a.

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