* Let debug optionally target the status line (32 chars only)
* Add batching of messages to debug ws comms
* let Debug handle simple case of NaN
would also close#1530
* Fixup debug tests for batch comms (no new tests yet)
* mixup comms/api test to match new batch mode (no new tests)
* Add test for NaN being sent OK.
* redo original fix to padding / labels for new debug options
* fix debug test (re-add fix from #1444)
* Fix up merge issues in debug tests