ROOT: mkrelease.sh: check for master and fix ssh warnings
ROOT: mkrelease.sh: skip HEAD vs. upstream check, which nees different release style
ROOT: mkrelease.sh: show how to push the actual release commit to upstream
ROOT: mkrelease.sh: show how to fast-forward merge 'devel' after release
ROOT: mkrelease.sh: news: exclude history reachable from non-linear release tags
ROOT: mkrelease.sh: news / ChangeLog: support git log --first-parent
ROOT: mkrelease.sh: news: support full commit message body listing
Merge branch 'mkrelease-updates'

* mkrelease-updates:
  ROOT: mkrelease.sh: news: support full commit message body listing
  ROOT: mkrelease.sh: news / ChangeLog: support git log --first-parent
  ROOT: mkrelease.sh: news: exclude history reachable from non-linear release tags
  ROOT: mkrelease.sh: show how to fast-forward merge 'devel' after release
  ROOT: mkrelease.sh: show how to push the actual release commit to upstream
  ROOT: mkrelease.sh: skip HEAD vs. upstream check, which nees different release style
  ROOT: mkrelease.sh: check for master and fix ssh warnings