Making GitHub pull request comments in a Jenkins pipeline

Reducing TLS client security requirements on OpenSSL and GnuTLS

This is how to configure common GnuTLS and OpenSSL clients to allow connections with servers using TLS keys and parameters now considered insecure.

Using jgit in-memory with local file system repositories

The slight tweak you need to avoid NullPointerException when using jgit InMemoryRepository to fetch from remotes on the local file system.