Fixed ModuleChecker

src/Discord.Net.Modules/ModuleChecker.cs

@@ -6,15 +6,17 @@ namespace Discord.Modules
 	public class ModuleChecker : IPermissionChecker
 	{
 		private readonly ModuleManager _manager;
+		private readonly FilterType _filterType;
 
 		internal ModuleChecker(ModuleManager manager)
 		{
 			_manager = manager;
-		}
+			_filterType = manager.FilterType;
+        }
 
 		public bool CanRun(Command command, User user, Channel channel)
 		{
-			return _manager.FilterType.HasFlag(FilterType.Unrestricted) || _manager.HasChannel(channel);
+			return _filterType == FilterType.Unrestricted || _filterType == FilterType.AllowPrivate || _manager.HasChannel(channel);
 		}
 	}
 }