Convert some stray spaces to tabs.

OpenRA.Mods.Common/Traits/World/DomainIndex.cs

@@ -104,7 +104,7 @@ namespace OpenRA.Mods.Common.Traits
 			foreach (var cell in dirtyCells)
 			{
 				// Select all neighbors inside the map boundaries
-				var thisCell = cell;	// benign closure hazard
+				var thisCell = cell; // benign closure hazard
 				var neighbors = CVec.Directions.Select(d => d + thisCell)
 					.Where(c => map.Contains(c));