Evaluate okhttp URL, HTTPClient and alternatives

[hrj]

More information here: https://corner.squareup.com/2015/05/okhttp-2-4.html

Article comparing different HTTP clients: https://www.mocklab.io/blog/which-java-http-client-should-i-use-in-2020/
with good discussion here: https://www.reddit.com/r/java/comments/jmnzgd/which_java_http_client_is_best_in_2020/

Methanol, a wrapper around Java's HTTP Client: https://github.com/mizosoft/methanol