new hooks and item removing

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs

@@ -231,6 +231,11 @@ namespace Barotrauma
 				return error;
 			}
 
+			public static void RemoveItem(Item item)
+			{
+				EntitySpawner.Spawner.AddToRemoveQueue(item);
+			}
+
 			public static Submarine GetRespawnSub()
 			{
 				return GameMain.Server.RespawnManager.RespawnShuttle;

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs

@@ -82,6 +82,15 @@ namespace Barotrauma
 		}
 
 
+		public static DynValue CreateUserDataSafe(object o)
+		{
+			if(o == null)
+				return DynValue.Nil;
+
+			return UserData.Create(o);
+			
+		}
+
 		public LuaSetup()
 		{
 			PrintMessage("Lua!");
@@ -124,6 +133,10 @@ namespace Barotrauma
 			UserData.RegisterType<Ragdoll>();
 			UserData.RegisterType<ChatMessage>();
 			UserData.RegisterType<CharacterHealth.LimbHealth>();
+			UserData.RegisterType<InputType>();
+			UserData.RegisterType<AttackResult>();
+			UserData.RegisterType<Entity>();
+			UserData.RegisterType<MapEntity>();
 
 			lua = new Script(CoreModules.Preset_SoftSandbox | CoreModules.LoadMethods);