Document the existing fields in CaptureNotificationInfo

OpenRA.Mods.Common/Traits/Sound/CaptureNotification.cs

@@ -15,7 +15,10 @@ namespace OpenRA.Mods.Common.Traits.Sound
 {
 	public class CaptureNotificationInfo : ITraitInfo
 	{
+		[Desc("The speech notification to play to the new owner.")]
 		public readonly string Notification = "BuildingCaptured";
+
+		[Desc("Specifies if Notification is played with the voice of the new owners faction.")]
 		public readonly bool NewOwnerVoice = true;
 
 		public object Create(ActorInitializer init) { return new CaptureNotification(this); }