Add fast leadership handover.
Print out the time it takes to do a fast leader switch.
Add `--heap-debug` flag.
Allow setting `--snap-count` to 0 to disable snapshots.
Change default timers.
Pull hearbeat into own RPC for easier logging and debugging.
Reduce logging to reduce noise.
log when making snapshots.
Add in hacky leader notification.
Add Blade GC support.
Add in extra logging to support debugging.