* Merging upstream version 2.8.8+debian (Closes: #774084).
* Updating 01-use-libhunspell.patch.
* Regenerating 03-disable-auto-update.patch.
* Regenerating 04-no-qt-translations.patch.
* Regenerating 05-use-libsynctex.patch.
* Regenerating 06-fix-silent-file-saving.patch.
* Updating year in copyright file.
* Removing doc-base registration for usermanual-fr, as the french
  version has been removed upstream.
* Rebuilding upstream tarball without:
  - conflicting debian directory
  - unused hunspell directory
  - unused include_win32 directory
  - unused include_win32_qt5 directory
  - unused qt translations
  - unused dictionary and thesaurus files
  - unused TexTablet directory
  - unused poppler-data directory