- Added optional description panel to visject CM

- Enbaled description panel for visual scripting
- Archetype description now gets drawn in description panel

Source/Editor/Surface/VisjectSurface.cs

@@ -535,6 +535,11 @@ namespace FlaxEditor.Surface
         /// </summary>
         public virtual bool CanSetParameters => false;
 
+        /// <summary>
+        /// True of the context menu should make use of a description panel drawn at the bottom of the menu
+        /// </summary>
+        public virtual bool UseContextMenuDescriptionPanel => false;
+
         /// <summary>
         /// Gets a value indicating whether surface supports/allows live previewing graph modifications due to value sliders and color pickers. True by default but disabled for shader surfaces that generate and compile shader source at flight.
         /// </summary>