HMR v4.0.0 beta not working

[rllola]

When use electron-prebuilt-compile with the new version of https://github.com/gaearon/react-hot-loader nothing is being reload.

Here a really minimal example which is not working : https://github.com/rllola/hmr-example-issue/tree/hello

node version : 7.10 npm version : 5.4.2