Better SUBTYPEP for numeric types.
Better SUBTYPEP for numeric types.

rvedam/Mezzano,froggey/Mezzano,AugustusHuang/Mezzano,AugustusHuang/Mezzano,froggey/Mezzano,varjagg/Mezzano,varjagg/Mezzano,rvedam/Mezzano