uTorrent 3.0 RC6

- Fix: remove utorrent appdata directory on uninstall if requested
- Fix: wrapping the streaming player path in quotes...necessary in xp for paths with spaces
- Fix: optimize CPU usage for rendering minified torrent list
- Fix: make sure the drop zone never overlaps with the toolbar
- Change: show percent done for stopped torrents
- Change: configurable maximum read size when seeding [diskio.cahce_stripe]
- Fix: fix playback column sorting
- Change: update icons with higher resolution versions for win7
- Fix: Save Settings immediately after install in 'no-copy' mode ('Install uTorrent in' is unchecked)