* Makefile.am: "make dist-woody" builds a tarball suitable for a Debian

  * Makefile.am: "make dist-woody" builds a tarball suitable for a Debian
    woody package build.
  * bootstrap:
    + Remove config.h.in and config.h before running autoheader.
    + Added "set -e" for better error tracking.
    + Call autoheader and automake after autoconf so that the first build does
      not need to call autoheader.
  * debian/woody-buildpackage:
    + Removed that script and put the code in toolbox.
  * debian/control:
    + Added a build-dependency on libmatroska-dev.
  * debian/rules:
    + Activated Matroska support.
    + Re-enabled dh_installchangelogs.