OSX:
sudo npm install -g grunt-cli sudo npm install -g nw-gyp
To build new native modules for new NWJS:
grunt exec:powbuild
rm -rf native/osx64/node_modules/bindings rm -rf native/osx64/node_modules/raiblocks-pow cp -a node_modules/bindings native/osx64/node_modules/ cp -a node_modules/raiblocks-pow native/osx64/node_modules/