new documentation and some fixes in code

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaBarotraumaAdditions.cs

@@ -65,7 +65,7 @@ namespace Barotrauma
 
 	partial class Item
 	{
-		public void AddToRemoveQueue(Item item)
+		public static void AddToRemoveQueue(Item item)
 		{
 			EntitySpawner.Spawner.AddToRemoveQueue(item);
 		}
@@ -74,14 +74,14 @@ namespace Barotrauma
 
 	partial class ItemPrefab
 	{
-		public void AddToSpawnQueue(ItemPrefab itemPrefab, Vector2 position, object spawned = null)
+		public static void AddToSpawnQueue(ItemPrefab itemPrefab, Vector2 position, object spawned = null)
 		{
 			EntitySpawner.Spawner.AddToSpawnQueue(itemPrefab, position, onSpawned: (Item item) => {
 				GameMain.Lua.CallFunction(spawned, new object[] { item });
 			});
 		}
 
-		public void AddToSpawnQueue(ItemPrefab itemPrefab, Inventory inventory, object spawned = null)
+		public static void AddToSpawnQueue(ItemPrefab itemPrefab, Inventory inventory, object spawned = null)
 		{
 			EntitySpawner.Spawner.AddToSpawnQueue(itemPrefab, inventory, onSpawned: (Item item) => {
 				GameMain.Lua.CallFunction(spawned, new object[] { item });

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs

@@ -396,7 +396,6 @@ namespace Barotrauma
 					string name = subElement.GetAttributeString("name", null);
 					enabledPackages.Add(name);
 				}
-
 				return enabledPackages;
 			}
 		}
@@ -469,6 +468,11 @@ namespace Barotrauma
 				return Directory.Exists(path);
 			}
 
+			public static string[] GetFiles(string path)
+			{
+				return Directory.GetFiles(path);
+			}
+
 			public static string[] GetDirectories(string path)
 			{
 				return Directory.GetDirectories(path);

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaSetup.cs

@@ -296,7 +296,7 @@ namespace Barotrauma
 			lua.Globals["Gap"] = UserData.CreateStatic<Gap>();
 			lua.Globals["ContentPackage"] = UserData.CreateStatic<ContentPackage>();
 			lua.Globals["ClientPermissions"] = UserData.CreateStatic<ClientPermissions>();
-
+			lua.Globals["Signal"] = UserData.CreateStatic<Signal>();
 
 			if (File.Exists("Lua/MoonsharpSetup.lua")) // try the default loader
 				DoFile("Lua/MoonsharpSetup.lua");