Closes gh-20117

Closes gh-19926

Closes gh-20159

* pr/20157:
  Upgrade CI to Docker 19.03.5

Closes gh-20157

See gh-20157

Closes gh-19953

Closes gh-20132

* pr/19202:
  Polish "Verify ssl key alias on server startup"
  Verify ssl key alias on server startup

Closes gh-19202

See gh-19202

See gh-19202

Closes gh-20129

* pr/18915:
  Polish contribution
  Handle JSON keys containing a dot from CF environment as a single path segment

Closes gh-18915

Along with surrounding map keys with dot from VCAP_SERVICES with `[ ]`,
this commit also does that for non-alphanumeric and `-` characters so that
they are not stripped off later.

See gh-18915

See gh-18915

This commit restores consistent naming for the auto-configured
connection factory.

Closes gh-19565

Closes gh-20123

Closes gh-19707

Closes gh-20122

Closes gh-19629

Closes gh-19998

See gh-19926

See gh-19926

Closes gh-20117

* pr/19926:
  Polish "Remove unnecessary leading slash in changelog locations"
  Remove unnecessary leading slash in changelog locations

Closes gh-19926

See gh-19926

See gh-19926

* pr/19948:
  Polish "Fix condition source in OnBeanCondition"
  Fix condition source in OnBeanCondition

Closes gh-19948

See gh-19948

See gh-19948

Fixes gh-19974

Closes gh-20099

* pr/19002:
  Polish "Make Kubernetes detection slightly more efficient"
  Make Kubernetes detection slightly more efficient

Closes gh-19002

See gh-19002

See gh-19002

* pr/19999:
  Polish contribution
  Add 'uris', 'address' and 'addresses' to keys to sanitize.

Closes gh-19999