Use dh_installdeb to remove obsolete KDM conf file on upgrade

debian/maintscript

@@ -0,0 +1,3 @@
+# Remove obsolete KDM conf file used to override default theme
+rm_conffile /etc/default/kdm.d/10_desktop-base 9.0.0~ desktop-base
+

debian/postinst

@@ -1,6 +1,9 @@
 #!/bin/bash -e
 set -e
 
+# Tag to allow some debhelper commands to inject relevant code
+#DEBHELPER#
+
 if [[ "$1" = "configure" || "$1" = "abort-upgrade" || "$1" = "abort-remove" ]]; then
     # Theme package alternatives
     while read theme priority; do

debian/postrm

@@ -1,6 +1,9 @@
 #!/bin/sh -e
 set -e
 
+# Tag to allow some debhelper commands to inject relevant code
+#DEBHELPER#
+
 if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then
     if which update-grub2 > /dev/null ; then
         update-grub2 || true

debian/preinst

@@ -1,6 +1,9 @@
 #!/bin/sh -e
 set -e
 
+# Tag to allow some debhelper commands to inject relevant code
+#DEBHELPER#
+
 if [ "${1}" = "upgrade" ]; then
     if dpkg --compare-versions ${2} lt 0.3.11 && dpkg --compare-versions ${2} gt 0.3.5; then
         update-alternatives --remove gnome-splash \

debian/prerm

@@ -1,6 +1,7 @@
 #!/bin/sh -e
 set -e
 
+# Tag to allow some debhelper commands to inject relevant code
 #DEBHELPER#
 
 if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then