Comment 2 for bug 1896223

* Post 2.0.4 feature backport: on-fail="demote" recovery policy (LP: #1896223)
  debian/patches/ubuntu/lp1896223-*:
  - [c4429d86e] Log: scheduler: downgrade "active on" messages to trace
  - [01c5ec67e] Low: scheduler: match initial no-quorum-policy struct value to
  - [015b5c012] Doc: Pacemaker Explained: document no-quorum-policy=demote
  - [5d809e136] Test: scheduler: add regression test
  - [b1ae35938] Feature: scheduler: support "demote" choice
  - [0b6834453] Refactor: scheduler: functionize checking quorum policy
  - [d4b9117e7] Doc: Pacemaker Explained: correct on-fail default
  - [204961e95] Doc: Pacemaker Explained: document new on-fail="demote" option
  - [d29433ea5] Test: scheduler: add regression tests for on-fail="demote"
  - [874f75e0f] Feature: scheduler: new on-fail="demote" recovery policy
  - [2f1e2df1f] Feature: xml: add on-fail="demote" option to resources schema
  - [fd55a6660] Doc: libpacemaker: improve comments for resource state
  - [98c3b649f] Log: libpacemaker: check for re-promotes specifically
  - [ff6aebecf] Doc: libpacemaker: improve comments when logging actions
  - [f2d244bc4] Test: scheduler: test forcing a restart instead of reload
  - [a4d6a20a9] Low: libpacemaker: don't force stop when skipping reload
  - [8dceba792] Refactor: scheduler: use more appropriate types in a couple
  - [ef246ff05] Fix: scheduler: disallow on-fail=stop for stop operations
  - [f1f71b3f3] Refactor: scheduler: functionize comparing on-fail values