Add disabled add/remove nodes example

example/examples/general/data_list/data_list.gui

@@ -81,13 +81,13 @@ nodes {
     w: 1.0
   }
   scale {
-    x: 0.75
-    y: 0.75
+    x: 0.7
+    y: 0.7
     z: 1.0
     w: 1.0
   }
   size {
-    x: 700.0
+    x: 800.0
     y: 100.0
     z: 0.0
     w: 1.0
@@ -100,16 +100,16 @@ nodes {
   }
   type: TYPE_TEXT
   blend_mode: BLEND_MODE_ALPHA
-  text: "The default data list with usual nodes (non Druid component)"
+  text: "The default DataList component. Click on node to mark checkbox. The mark info is saved in element data"
   font: "game"
   id: "text_hint"
   xanchor: XANCHOR_NONE
   yanchor: YANCHOR_NONE
   pivot: PIVOT_CENTER
   outline {
-    x: 1.0
-    y: 1.0
-    z: 1.0
+    x: 0.0
+    y: 0.0
+    z: 0.0
     w: 1.0
   }
   shadow {
@@ -124,7 +124,7 @@ nodes {
   layer: ""
   inherit_alpha: true
   alpha: 1.0
-  outline_alpha: 0.0
+  outline_alpha: 1.0
   shadow_alpha: 0.0
   template_node_child: false
   text_leading: 1.0