1) popup menu - add "Collapse All" & "Expand All";
2) when select several items and want to move it in other place autoscroll should be available;
3) Ctrl-A - should be possible to select all items in the screen;
4) selection -
-a) should be possible to autoscroll to select items out of the screen;
-b) to select item - now it should be whole in the selection rectangle - should selected if only part of item in the selection rectangle
5) it isn't possible to collapse item if some part of the item is out of the screen;
6) it is not possible to make size of the item smaller - should be possible and display tooltip;
7) should be possible to hide tables;
8) should be possible to hide Classes;
9) it seems there are minimum width and height for display area - this is a bug;
10) diagram editor doesn't reflect relation in between anotated classes;