Make sure default timeouts are documented explicitly.
Make sure default timeouts are documented explicitly.

Closes: https://github.com/square/okhttp/issues/4457

yschimke/okhttp,ansman/okhttp,ze-pequeno/okhttp,square/okhttp,tiarebalbi/okhttp,yschimke/okhttp,cketti/okhttp,tiarebalbi/okhttp,cmzy/okhttp,yschimke/okhttp,ansman/okhttp,tiarebalbi/okhttp,cmzy/okhttp,square/okhttp,cketti/okhttp,ze-pequeno/okhttp,ze-pequeno/okhttp,ansman/okhttp,square/okhttp,cketti/okhttp