debian: use dh_pysupport instead of dh_pycentral

-- This line, and those below, will be ignored--

M    rules

debian/rules

@@ -14,6 +14,6 @@ DEB_MAKE_INSTALL_TARGET = install PYTHON=python$(PYTHONVER) DESTDIR=$(DEB_DESTDI
 
 binary-install/gajim::
 	rm $(DEB_DESTDIR)/usr/share/gajim/src/common/GnuPGInterface.py
-	dh_pycentral -pgajim
+	dh_pysupport -pgajim
 	convert $(DEB_DESTDIR)/usr/share/pixmaps/gajim.png -resize 32x32 $(DEB_DESTDIR)/usr/share/pixmaps/gajim.xpm
 	install -m 0644 debian/gajim.lintian $(DEB_DESTDIR)/usr/share/lintian/overrides/gajim