Implement player stance colors

Adds an option to display actors on radar and
support weapon timers in colors denoting the
diplomatic stance toward the player.

OpenRA.Game/Widgets/WorldInteractionControllerWidget.cs

@@ -286,6 +286,8 @@ namespace OpenRA.Widgets
 					return TogglePixelDouble();
 				else if (key == Game.Settings.Keys.ToggleMuteKey)
 					return ToggleMute();
+				else if (key == Game.Settings.Keys.TogglePlayerStanceColorsKey)
+					return TogglePlayerStanceColors();
 			}
 
 			return false;
@@ -342,6 +344,7 @@ namespace OpenRA.Widgets
 		{
 			Game.Settings.Graphics.PixelDouble ^= true;
 			worldRenderer.Viewport.Zoom = Game.Settings.Graphics.PixelDouble ? 2 : 1;
+
 			return true;
 		}
 
@@ -362,5 +365,12 @@ namespace OpenRA.Widgets
 
 			return true;
 		}
+
+		bool TogglePlayerStanceColors()
+		{
+			Game.Settings.Game.UsePlayerStanceColors ^= true;
+
+			return true;
+		}
 	}
 }