What's new/fixed (since 07-17 release):
* added: initial support for syncing interlaced output to interlaced display (enable in settings). Issues:
-no good way to find out if a frame is interlaced in mplayer, (syncs when not needed)
-causes huge framedrops when playing ntsc video on pal system without pal60
-audio/video desync on some files
-can only be used when using the "Original Size" zoom mode
* added: made HTTPAPI callable from Python scripts
* added: warning dialog before tdata deletion. NEW KEY COMBINATION, INSTEAD OF START+BACK USE LTHUMBCLICK+RTHUMBCLICK.
* added: System.Kai(info)Connected conditional visibility.
* added: SITE HELP command.

* added: Ftp SITE commands to XBMC's builtin functions.
* added: routines for knowing wich field is currently being rendered, can be used to sync interlaced video
* added: Calculate Folder size to My Files.
* added: Separator bar to settings screens.
* added: System.FPS infolabel.
* updated: German, German (Austrian), Norwegian, Chinese (Simple) language file
* updated: swedish strings.xml (thanks limit) and italian strings.xml (thanks kotix)
* changed: Minor cleanup of system info.
* changed: removed some separator bars from settings screens
* changed: reorganized the settings screens (moved some things and added separators)
* changed: Auto visualisation timeout changed to a screensaver mode (Use Visualisation if playing music).
* fixed: direct opening of SMB files if no SMB authentication information is in the url
* fixed: dvd tray states could become wrong (empty when disc was present) with some pc dvdroms.
* fixed: Various skin issues (thumbpanels + buttonscroller)
* fixed: Vis as screensaver had issues on finish of song.
* fixed: Framerate in video playback.
* fixed: iTunes streaming.
* fixed: Settings weren't saved on app exit.
* fixed: UTF16 RSS feeds should at least display (no idea if they'll look as they're supposed to!)
* fixed: Program bookmarks with ' in them screwed up.
* fixed: External dvdplayer couldn't be based off Q:
* fixed: Couldn't alter volume while paused.
* fixed: Karaoke with paplayer + reduced mic delay.
* fixed: Incorrect focused category in settings screens on reentry.
* fixed: if xbmc ran out of memmory when starting a video, it often lockup with a black screen
* fixed: deinterlacing in mplayer wasn't possible to enable without enabling postprocessing
* fixed: Settings are saved on exit from the settings screens and on exit from the app.

You can add more scripts and skins yourself if desired. You can download them from allxboxskins.com, xbox-skins.net and xbmcscripts.com.
Keep in mind this is a CVS snapshot of the current development tree. It's not a official (stable) point release. Use only if you know what you are doing.