* debian/postrm:

  + Don't purge too much or too few files (Closes: #527063).
    Thanks to Josselin Mouette for the postrm snippet.
* debian/patches/151-webm.patch:
  + Patch from upstream GIT to add the WebM mimetype.
* debian/source/format,
  debian/compat,
  debian/rules,
  debian/control:
  + Update to Standards-Version 3.8.4.
  + Update to source format 3.0 (quilt).
  + Update to debhelper compat level 7.