* Merge from Debian unstable (Closes: Malone #55903). Remaining changes: - debian/genpot: Add python scripts from Lee June <blender@eyou.com> to generate a reasonable PO template from the sources. Since gettext is used in a highly nonstandard way, xgettext does not work for this job. - debian/rules: Call the scripts, generate po/blender.pot, and clean it up in the clean target. - Add a proper header to the generated PO template. * debian/control: Build depend on libavformat-dev >= 3:0.cvs20060823-3.1, otherwise this package will FTBFS