Add missing hostname verification algorithm in TCP SSL example

Fix proxy connect example that is not working as expected

Add gRPC reflection service + documentation on how to use it

Fixes and improvements to JPMS

Add osx dns resolver dependency on osx profile

Remove module requires that is only necessary on OSX, exclude transitive dependencies of boring ssl dependency.

Typos

Bump jlink plugin to 3.3.0

Add advanced echo net client/server example (#482)

Remove redundant link to JavaScript example

BodyTransformers.text applies to text/plain

Upgrade to Vert.x 5.0.7 (#481)

Improver file upload web server response format

Switch to release version of SQL Client template

Use 5.0.0