Added support for tuple returns
Added support for tuple returns

waTeim/node-julia,slowbrain/node-julia,slowbrain/node-julia,Alfheim/node-julia,waTeim/node-julia,Alfheim/node-julia,Alfheim/node-julia,slowbrain/node-julia,waTeim/node-julia,slowbrain/node-julia,waTeim/node-julia,Alfheim/node-julia