+ Added sniffer rule based mime type guessing
+ Added get_device_icon()
+ Added complete (synchronous, asynchronous; recursive,
non-recursive; forcing, non-forcing; you name it we got it :-)
update_mime_info() implementation.
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1152 a95241bf-73f2-0310-859d-f6bbb57e9c96