- bitcoind: remove mkForce because otherwise the whole extraConfig is replaced
by the value of mkForce.
- liquidd: don't disable 'listen' because it is entirely benign in offline
mode, we also allow it for bitcoind.
This improves debugging and experimenting by making it easy to compose fine-grained
scenarios that have specific tests and features enabled.
The VM test output now includes the subtest name and duration.
Remove the 'raise Exception()' hack for interactive mode.
Run 'banlist-and-restart' test before 'backups'. This speeds up the test
by avoiding an extra shutdown of all bitcoin-related services.
