* Only show property-prefab options on prefab instances, simplify names a bit
* Tweak these to match
* Transform
* Order
* Guessing this meant to pick the shortest source location path
* dotnet format
- Added Sandbox.Test.Unit project (contains independent tests that can run in parallel)
- Modify some slow/stress tests (e.g. instead of doing a million iterations settle for 10k).
Tests run almost twice as fast now.