* Bump Standards-Version to 3.9.3 (no other changes necessary)
* Switch to source format "3.0 (quilt)"
* Add patch to fix FTBFS with -Werror=format-security
- * Use debhelper (v9) in many places, add build-dependency
+ * Rewrite debian/rules with oldstyle debhelper utilities
+ + Use compat-level 9
+ + Add build-dependency on debhelper >= 9~
* Fix lintian-warnings debian-rules-missing-recommended-target
* Use hardening build flags
+ Add build-dependency on dpkg-dev >= 1.16.1~