* gh-17876:
  Test the Gradle Plugin against Gradle 5.6

Closes gh-17876

See gh-17876

* pr/17780:
  Polish "Expand documentation on remote devtools"
  Expand documentation on remote devtools

Closes gh-17780

See gh-17780

See gh-17780

Fixes gh-17843

Closes gh-12874

Closes gh-17842

Closes gh-17698

Closes gh-12874

Closes gh-17835

* pr/17835:
  Fix syntax errors in docs

Closes gh-17835

See gh-17835

Closes gh-16704

Closes gh-16853

* pr/17778:
  Polish "Configure a temporary directory with Undertow"
  Configure a temporary directory with Undertow

Closes gh-17778

See gh-17778

See gh-17778

* pr/17807:
  Polish "Fix annotation lookup on proxied EndpointExtension"
  Fix annotation lookup on proxied EndpointExtension

Closes gh-17807

See gh-17807

See gh-17807

Closes gh-17794

* pr/17774:
  Fix typo in assertion

Closes gh-17774

See gh-17774

Closes gh-17675

Closes gh-17786

Closes gh-17581

Closes gh-17645

Closes gh-17641

Closes gh-17643

Closes gh-17783

Closes gh-17640