Updated copyright
Fixed various warnings
Fixed problem with header name encoding in tags and groups
Fixed invitations url and post request
Fix url encoding in requests. Fix for avoiding the browser 's cache
Added re-authentication in case the token has expired
Update statistics every time an operation finishes
Fixed various compilation warnings
Clean up code
Removed all static references to the Pithos class
First implementation of public permission setting
Renamed various GSS references to Pithos
Implemented move file(s) to trash
Implemented folder deletion (without refresh yet)
Implemented virtual folder creation
Added a dummy If-Modified-Since to avoid browser 's caching
Updated licence in code files. Removed some unused methods
Fixed bug when displaying folder tree after the second level. Now the tree works correctly
Finally displayed virtual folder hierarchy up to second level
First version of client that displays first level containers
Updated copyright notice
Renamed all packages to gr.grnet.pithos.*