Clean transform tag method.
Fix refresh issue of tagged loaded datasets.
Allow to reset datasets.
Remove System.err.println
Fix refresh of tagged objects.
Fix indent and change date in header
Update date in header.
Fix refresh of "tags not owned".
Remove parameter not required.
Fix tag loading.
Add javadoc.
Remove unused variables.
Refresh expanded objects for TagSet>Tag>container.
Transform the screen.
Expand dataset node if loaded.
Fix indent
Do not always expand the tag nodes.
Do not automatically the user.
Clean up code and fix typo.
Do not collapse user if no node retrieve