* several new upstreams * fix poppler patch for 0.4 (etch) to work with split out libpng patch * fix poppler patch for 0.6 * fix README.Debian-source * add copyright statement for src/libs/md5 (needed now) * link the luatex reference manual into /usr/share/doc/texmf to make it available to texdoc (Closes: #473049) * fix doc-base section of luatex-ref manual