Add commits cc'd to stable, up to 5.2

...plus their obvious dependencies, and some follow-up fixes.
89 files changed
tree: edb314f76b09a08a7a011801a59b02695717a3f1
  1. config-3.2/
  2. queue-3.16/
  3. releases/
  4. scripts/
  5. .gitignore
  6. upstream-head