Improvements by Jari Aalto <jari.aalto@cante.net>
* Remove deprecated dpatch and upgrade to packaging format "3.0 quilt".
* Update to Standards-Version to 3.9.3 and debhelper to 9.
* Add build-arch and build-indep targets; use dh_prep in rules file.
* Fix copyright-refers-to-symlink-license (Lintian).
* Fix description-synopsis-starts-with-article (Lintian).
* Fix debian-watch-contains-dh_make-template (Lintian).
* Fix no-homepage-field (Lintian).
* Fx extended-description-is-probably-too-short (Lintian).