Added nan as a dependency.
Added nan as a dependency.

Oceanswave/duktape-node,ndob/duktape-node,ndob/duktape-node,yosuke-furukawa/duktape-node,Oceanswave/duktape-node,yosuke-furukawa/duktape-node,yosuke-furukawa/duktape-node,ndob/duktape-node,Oceanswave/duktape-node