d/control{.in}: update debhelper build dependencies per lintian warnings

- dh-systemd is outdated
- dh-python should be explicit b-dep
- bump debhelper version dependency preparing for newer standards

Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>

debian/control

@@ -2,7 +2,8 @@ Source: gpsd
 Section: misc
 Priority: optional
 Maintainer: Bernd Zeimetz <bzed@debian.org>
-Build-Depends: debhelper (>= 8.1.3~), po-debconf,
+Build-Depends: debhelper (>= 11),
+ po-debconf,
  python-all-dev (>= 2.6.6-3),
  python-all-dbg (>= 2.6.6-3),
  xsltproc, docbook-xsl, docbook-xml,
@@ -15,8 +16,8 @@ Build-Depends: debhelper (>= 8.1.3~), po-debconf,
  dpkg-dev (>= 1.15.6),
  scons (>= 2.0.1), chrpath,
  dh-buildinfo,
+ dh-python,
  pps-tools (>= 0.20120406+g0deb9c7e-2~) [linux-any],
- dh-systemd (>= 1.3),
  pkg-config
 Standards-Version: 3.9.2
 Homepage: http://www.catb.org/gpsd/

debian/control.in

@@ -2,7 +2,8 @@ Source: gpsd
 Section: misc
 Priority: optional
 Maintainer: Bernd Zeimetz <bzed@debian.org>
-Build-Depends: debhelper (>= 8.1.3~), po-debconf,
+Build-Depends: debhelper (>= 11),
+ po-debconf,
  python-all-dev (>= 2.6.6-3),
  python-all-dbg (>= 2.6.6-3),
  xsltproc, docbook-xsl, docbook-xml,
@@ -15,8 +16,8 @@ Build-Depends: debhelper (>= 8.1.3~), po-debconf,
  dpkg-dev (>= 1.15.6),
  scons (>= 2.0.1), chrpath,
  dh-buildinfo,
+ dh-python,
  pps-tools (>= 0.20120406+g0deb9c7e-2~) [linux-any],
- dh-systemd (>= 1.3),
  pkg-config
 Standards-Version: 3.9.2
 Homepage: http://www.catb.org/gpsd/