* Fix lintian issues: debian-rules-missing-recommended-target build-arch,
debian-rules-missing-recommended-target build-indep.
* Switch to debian/source/format: 3.0 (native).
* Fix lintian issues: debian-rules-missing-recommended-target build-arch,
debian-rules-missing-recommended-target build-indep.
* Switch to debian/source/format: 3.0 (native).