* Add debug cpu start and stop commands to profile the daemon without a restart
* Restore test globals on every exit and stop the daemon in the cpu profile test
* Add a no-updown flag to debug for
* Enable sync response persistence with --no-updown and reset flags between debug test runs
* Reset flags of every command between debug test runs
* Reset slice flags with Replace in the debug test helper
* Explain a running CPU profile in debug for and document cpu start and no-updown limits