Formatted all files.

Automatically formatted all files via VS. This generally corrects indentation, removes trailing whitespace and corrects misplaced tabs or spaces. Manually tweaked a few files where required.

OpenRA.Game/Widgets/WidgetUtils.cs

@@ -105,7 +105,7 @@ namespace OpenRA.Widgets
 			// Background
 			if (ps.HasFlags(PanelSides.Center) && ss[8] != null)
 				FillRectWithSprite(new Rectangle(bounds.Left + marginLeft, bounds.Top + marginTop,
-					bounds.Width - marginWidth,	bounds.Height - marginHeight),
+					bounds.Width - marginWidth, bounds.Height - marginHeight),
 					ss[8]);
 
 			// Left border