Log Message:
Update to 0.18:

shared-mime-info 0.18 (2006-07-03)

* Mime-type Changes:
- Add *.qtl to video/quicktime
- Add *.wax to audio/x-ms-asx
- Add *.mpga to audio/mpeg
- Add audio/x-ms-wma (Windows Media Audio)
- Add application/xspf+xml (XSPF playlist)
- Add a lot of subclassing information
- Fix the RSS mime-types
- Fix *.asx files' mime-type
- Avoid audio/x-ms-asx files being detected as HTML
- Avoid application/pdf files being detected as Matlab documents
- Clarify C, C++, C# and ObjC mime-types

* New translations:
- Danish