[pkg] use debhelper compat level 9, ship egg-info metadata

debian/compat

-7
+9

debian/control

@@ -3,11 +3,11 @@ Section: web
 Priority: optional
 Maintainer: LOGILAB S.A. (Paris, FRANCE) <contact@logilab.fr>
 Build-Depends:
- debhelper (>= 7),
+ debhelper (>= 9),
  python (>= 2.6.5),
-Standards-Version: 3.9.3
-Homepage: http://www.cubicweb.org/project/cubicweb-postgis
-XS-Python-Version: >= 2.6
+Standards-Version: 3.9.6
+Homepage: https://www.cubicweb.org/project/cubicweb-postgis
+X-Python-Version: >= 2.6
 
 Package: cubicweb-postgis
 Architecture: all

debian/rules

@@ -5,10 +5,5 @@ export NO_SETUPTOOLS=1
 %:
 	dh $@ --with python2
 
-override_dh_auto_install:
-	dh_auto_install
-	# remove generated .egg-info file
-	rm -rf debian/*/usr/lib/python*
-
 override_dh_python2:
 	dh_python2 -i /usr/share/cubicweb