update to 0.51
changes:
shared-mime-info 0.51 (2008-07-23)
* Mime-type Changes:
- Strings review
shared-mime-info 0.50 (2008-07-22)
* Mime-type Changes:
- Better magic for a number of image types, from gdk-pixbuf
- Add "extended URL format" files
- Add MSI (Windows Installer) type
- Add tree content types
* update-mime-database Changes:
- Implement tree content types, in the treemagic file
shared-mime-info 0.40 (2008-06-11)
* Mime-type Changes:
- Add Skencil image
- Add OpenOffice extension
- Add Lilypond music sheets
- Add MO3 compressed tracker files
- Add text/x-diff alias for patches
- Add text/x-c alias for C source files
- Add text/rtf for RTF files
- Add *.m3u8 glob for M3U files
- Fix problems with Matroska audio/video detection
- Fix pack200 magic
- Fix detection of some message/rfc822 files
- Tighten PBM/PPM/PGM magic to avoid false positives
- Make "README*" glob very low
- Make application/x-gnuplot a subclass of text/plain
- Remove useless fnmatch matches
- Remove useless gtkrc mime-type
* update-mime-database Changes:
- Implement glob weights
- Implement reverse suffix tree
- Implement icon and generic-icon support
- Implement compact suffix tree

(drochner)