New winetricks 20080523: directx9, bugfixes

[Dan Kegel]

Another week, another winetricks.

Changes since May 19's wine-devel annoucement:

r52:
- rotate sourceforge mirrors to avoid getting stuck on bad one
- cope with users who rename c:/windows/Fonts to c:/windows/fonts
- more conservative advice on sha1sum mismatches
- handle bad exit status from /usr/bin/which on mac
- cope with redhat.com sending decompressed files
- use win2K when installing directx9 so it installs more stuff

r50:
- Added directx9 verb

Online as always at
  http://kegel.com/wine/winetricks
or
  http://winezeug.googlecode.com