Merge heptapod-stable for Mercurial 6.6
Main motivation is #1319 (closed) but this brings also fast-foward merges by HGitaly.
Using the upstream merge label for Omnibus / Heptapod Tests direct triggering
Main motivation is #1319 (closed) but this brings also fast-foward merges by HGitaly.
Using the upstream merge label for Omnibus / Heptapod Tests direct triggering