> scrypt@6.0.3 preinstall /Users/projects/eth-dagger.js/node_modules/scrypt
> node node-scrypt-preinstall.js
> kerberos@0.0.23 install /Users/projects/eth-dagger.js/node_modules/kerberos
> (node-gyp rebuild) || (exit 0)
CXX(target) Release/obj.target/kerberos/lib/kerberos.o

In file included from ../lib/kerberos.cc:1:

In file included from ../lib/kerberos.h:9:

In file included from ../node_modules/nan/nan.h:190:

../node_modules/nan/nan_maybe_43_inl.h:112:15: error: no member named 'ForceSet' in 'v8::Object'

return obj->ForceSet(isolate->GetCurrentContext(), key, value, attribs);