Luna

Results 2 issues of Luna

Very niche issue but, when working with level generation, if you place a room using `PlaceRoom` (specifically using the `LevelGeneratorEntry` overload), that room will the run `MC_PRE_LEVEL_PLACE_ROOM` on the spot....

The ability to test/cancel grid damage (damage to grid entities, not from them) would be incredibly useful

enhancement
callback request