Implement multiple-value-call in eval.
Implement multiple-value-call in eval.

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