Build #3549 (Jan 2, 2022, 11:43:11 AM)

1. More build cleanup (details / githubweb)
2. Move test fixtures into core/test (details / githubweb)
3. make it easier to use testdata (details / githubweb)
4. Added SleepFor to the Clock class (details / githubweb)
5. more work on FidoPacket class and tests (details / githubweb)
6. get networkf building again, plus find cereal with cmake the right way (details / githubweb)
7. More cleanup of NetworkF. (details / githubweb)
8. Add tests for  FindRouteToAddress (details / githubweb)
9. Start preparing for C++20 (details / githubweb)
10. Remove EMPTY_FIDO_ADDRESS and use std::optional more. (details / githubweb)
11. more work on making networkf testable (details / githubweb)
12. Add Config into SdkHelper so it can be more easily used in SDK tests. (details / githubweb)
13. Use SOCKET and INVALID_SOCKET consistently everywhere. (details / githubweb)
14. use new config() method in SdkHelper everywhere (details / githubweb)
15. more changes to improve testability (details / githubweb)
16. update copyright date to 2022 (details / githubweb)
17. fixed a few more copyright dates (details / githubweb)

Started by upstream project wwiv build number 3549
originally caused by:

• Started by an SCM change

• refs/remotes/origin/main

• projectroot.networkf.NetworkFTest.Smoke
• projectroot.core.DateTime.MinusOne
• projectroot.sdk.ChainsTest.ExecMode_Operator
• projectroot.sdk.DizTest.BlockChars