Merge commit 'ab5eed16f7eeb14094d95a32791e2de133d1c0c8' * commit 'ab5eed16f7eeb14094d95a32791e2de133d1c0c8': Implement issue #2071750: add a pre-boot upgrade step.
Merge commit 'ab5eed16f7eeb14094d95a32791e2de133d1c0c8' * commit 'ab5eed16f7eeb14094d95a32791e2de133d1c0c8': Implement issue #2071750: add a pre-boot upgrade step.