Add Socket.NoDelay option to configureOutboundSocket

[AndrewWestberg]

Description

It looks like an oversight to not set the Socket.NoDelay option for outgoing sockets. This PR corrects that.

Checklist

• Branch
  • Updated changelog files.
  • Commit sequence broadly makes sense
  • Commits have useful messages
  • The documentation has been properly updated
  • New tests are added if needed and existing tests are updated
  • If serialization changes, user-facing consequences (e.g. replay from genesis) are confirmed to be intentional.
• Pull Request
  • Self-reviewed the diff
  • Useful pull request description at least containing the following information:
    • What does this PR change?
    • Why these changes were needed?
    • How does this affect downstream repositories and/or end-users?
    • Which ticket does this PR close (if any)? If it does, is it linked?
  • Reviewer requested

[coot]

This function is misnamed, it's only used by connectTo which is used by some client applications. The right step is to actually remove it and define it locally in connectTo.

[coot]

Anyway, @AndrewWestberg thanks for the PR, and sorry for confusing you.

[coot]

Let's merge it first, before moving the function to right place.