* Change the packaging to point to non-embedded libraries and
  to the real paths (without relying on symlinks in /usr/share/galette).

  See
  http://galette.tuxfamily.org/documentation/fr/installation/postinstall.html#parametrage-des-chemins
  for the documentation and
  https://bitbucket.org/trashy/rpm/src/e927d2eb4f4ad5b2506c48cb97af9392a94d9bd5/galette/paths.inc.php?at=default
  for a sample of what was made for galette's RPM.

