• mod_h2 is now a copy of the module in Apache httpd trunk, soon to be released in httpd 2.4.x
• requires a patched httpd for new Protocols feature. Patch applied in sandbox,
  available for own use in sandbox/httpd/patches/core_protocols_release.patch.
• See README.me about changes, especially the chapter about Migration
• Several H2* directives have disappeared, also see Migration in README.md
• This version should be close to the release candidate. Report any issues
  here at github or on the apache httpd dev mailing list