build: turn on debug-safe optimizations with -Og
The resulting binary is still easy to inspect in gdb but is not as dog slow. The 'parallel' test suite, although it takes several minutes to complete, now finishes without any tests timing out.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
The resulting binary is still easy to inspect in gdb but is not as dog slow. The 'parallel' test suite, although it takes several minutes to complete, now finishes without any tests timing out.