Default to Mu for action methods
Default to Mu for action methods

that way fewer method names are prone to name conflicts, because Mu simply
does not have as many methods as Any. But it is not a real fix

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