fixed duplicate log and registered more classes

Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs

@@ -87,6 +87,11 @@ namespace Barotrauma
 				{
 					GameMain.Server.BanClient(client, reason, range, TimeSpan.FromSeconds(seconds));
 				}
+			}
+
+			public static void UnbanPlayer(string player, string endpoint)
+			{
+				GameMain.Server.UnbanPlayer(player, endpoint);
 
 			}
 
@@ -110,6 +115,7 @@ namespace Barotrauma
  				}
 			}
 
+
 		}
 
 		public class LuaGame