Log Message:
Upgrade to Apache::Gallery 0.9.1

* Report 404 for HEAD requests to non-existing files or directories
* Scale images when they are requested from the cache instead of
  before the index is displayed.
* Sort pictures the same way when viewing images as when viewing
  directories
* New option GalleryUnderscoresToSpaces to convert underscores to
  spaces in the listing of directories.
* Remember choosen width by setting a cookie
* Two new configuration options GalleryDocFile and GalleryImgFile
  that makes it possible to configured which filetypes should be
  displayed. See the documentation for details.
* Switched to use Text::Template instead of CGI::FastTemplate,
  see the UPGRADE file for details.
* Create copyright notices on pictures using truetype fonts instead
  of png images. Font, color and size can be configured.

and various bug fixes.