D2k Starport

- OG fly path and Frigate behaviour
- BulkProductionQueue
- ProductionStarport trait
- OG palette widget behavior for Bulk queue
- Purchase button for each BulkProduction
- Delivery timer for each BulkProduction

OpenRA.Mods.Common/Traits/Cargo.cs

@@ -59,6 +59,9 @@ namespace OpenRA.Mods.Common.Traits
 		[Desc("Delay (in ticks) before continuing after unloading a passenger.")]
 		public readonly int AfterUnloadDelay = 25;
 
+		[Desc("Delay (in ticks) before each passenger is unloaded.")]
+		public readonly int BetweenUnloadDelay = 0;
+
 		[CursorReference]
 		[Desc("Cursor to display when able to unload the passengers.")]
 		public readonly string UnloadCursor = "deploy";