Fix inconsistent naming in DebugMuzzlePositions.
Add Health radius to CombatDebugOverlay. Fixes #3862.
Update ingame label to match new behaviour.
Fix A* debug overlay in D2K.
Rename DebugOverlay -> PathfinderDebugOverlay.
Tidy PathfinderDebugOverlay.
Merge pull request #3932 from pchote/health-vis

Improve debug overlays