Fix more than 100 warnings.
fix: when dragging a file on a selected folder, selection style gets lost
minimize http requests on initialization (my shared and others)on other's shared nodes use only requests needed for visible items
fix class cast exception when trying to drag and drop files
right click selection fo file list
right click selection for folder tree
moved towards gwt version 2.0 - updated dnd to version 3 -removed all deprecations
Fixed problems copying/moving via drag-and-drop had with international characters in file / folder names.
- add status panel refresh wherever needed- remove various warnings- display "move" option for "Shared" folders
Remove the redundant gss top-level directory.