Implement versions of infix:<Z> and infix:<X> that work with the new Lists.
Implement versions of infix:<Z> and infix:<X> that work with the new Lists.

Impossible to completely test until gather / take works again.

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