Fix NetworkManager, add more entity management, default command permission level to "Admin"

Torch.Server/Views/Converters/StringBuilderConverter.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Globalization;
+using System.Text;
+using System.Windows.Data;
+
+namespace Torch.Server.Views.Converters
+{
+    public class StringBuilderConverter : IValueConverter
+    {
+        /// <inheritdoc />
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return ((StringBuilder)value).ToString();
+        }
+
+        /// <inheritdoc />
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return new StringBuilder((string)value);
+        }
+    }
+}