gallery/gallery3-contrib — pull request #87 by matthew-b-payne (2011-10-20 02:23:50+00:00)
Title: Enabling the GuessContentType plugin is essential for webdav clients bein

Enabling the GuessContentType plugin is essential for webdav clients being about to present image previews. mime type will now be sent back in the response.

http://code.google.com/p/sabredav/wiki/GuessContentType