default webpackConfig.node should be false
default webpackConfig.node should be false

completely turn off the NodeStuffPlugin and NodeSourcePlugin plugins.

We don't want webpack to mock node globals

See https://codeburst.io/use-webpack-with-dirname-correctly-4cad3b265a92 and https://webpack.js.org/configuration/node
elastic-coders/serverless-webpack,serverless-heaven/serverless-webpack