Edo-A

In the section [Entry Point Features](https://github.com/GoogleCloudPlatform/jetty-runtime#entry-point-features) there are 2 broken links: 1) [/docker-entrypoint.bash](https://github.com/GoogleCloudPlatform/openjdk-runtime/blob/master/openjdk8/src/main/docker/docker-entrypoint.bash) 2) [/setup-env.d/50-jetty.bash](https://github.com/GoogleCloudPlatform/openjdk-runtime/blob/master/openjdk8/src/main/docker/50-jetty.bash)

one of our customers has an edge case where sometimes they get an inexplicable permissions error on the well-known file. It's a GCE instance, so it should use the 4th...