Ugh!

A lot of work has been executed today. Here is a little list:
1.The "Expand all" button - implementation
2.The "Refresh node" button - implementation
3. Menu Add node
4. Edit node
5. Delete node
6. Cut node to clipboard
7. Insert as child
Of course, all the implementations were related with both sides: client and server.
Now my window with menu looks like:

My nearest task is to omplement the deep copy.

Bye!