Improve dynamic optimization of nativecast
Improve dynamic optimization of nativecast

Using multi candidates for the Int and Num special cases, the dynamic
optimzier will be able to remove a type check altogethr in some cases.

labster/rakudo,lucasbuchala/rakudo,Gnouc/rakudo,salortiz/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,rakudo/rakudo,tbrowder/rakudo,tony-o/rakudo,tbrowder/rakudo,labster/rakudo,Gnouc/rakudo,tony-o/rakudo,labster/rakudo,tony-o/rakudo,nbrown/rakudo,nbrown/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,lucasbuchala/rakudo,rakudo/rakudo,tony-o/rakudo,tony-o/rakudo,tony-o/rakudo,labster/rakudo,nbrown/rakudo,salortiz/rakudo,salortiz/rakudo,Gnouc/rakudo,salortiz/rakudo,softmoth/rakudo,Gnouc/rakudo,salortiz/rakudo,MasterDuke17/rakudo,softmoth/rakudo,nbrown/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,rakudo/rakudo,Gnouc/rakudo,lucasbuchala/rakudo,softmoth/rakudo,labster/rakudo,lucasbuchala/rakudo,softmoth/rakudo,MasterDuke17/rakudo,nbrown/rakudo,MasterDuke17/rakudo,salortiz/rakudo,tbrowder/rakudo,tbrowder/rakudo,rakudo/rakudo,MasterDuke17/rakudo,rakudo/rakudo,rakudo/rakudo,labster/rakudo,softmoth/rakudo,nbrown/rakudo