Changed node default name to "new node"

src/editor/graph.ts

@@ -52,7 +52,7 @@ export class DynamicGraph extends Common.Graph {
         if (data == undefined) {
             data = {
                 id: 0,
-                name: "Undefined",
+                name: "New Node",
                 type: this.objectGroups[0].id,
                 x: x,
                 y: y,