make an upgrade script for 0.9.10 to fix an old mail redirect problem

Closes: #673

.gitattributes

@@ -321,6 +321,7 @@ install/reset_root.php -text
 install/upgrade_check.sh -text
 install/upgrades/0.9.1.sh -text
 install/upgrades/0.9.1.sql -text
+install/upgrades/0.9.10.sh -text
 install/upgrades/0.9.10.sql -text
 install/upgrades/0.9.1_migrationldap.php -text
 install/upgrades/0.9.2.php -text

install/upgrades/0.9.10.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+
+set -e
+
+# We load local.sh
+. /etc/alternc/local.sh
+
+find ${ALTERNC_LOC}/dns -lname "${ALTERNC_LOC}/dns/redir/mail" -print -exec rm -f '{}' \; -exec ln -sf ${ALTERNC_LOC}/bureau/admin/webmail '{}' \;
+
+rm -rf ${ALTERNC_LOC}/apacheconf
+/usr/lib/alternc/basedir_prot.sh
+
+# if apache exists we reload
+if [ -x /etc/init.d/apache ] ; then
+    invoke-rc.d apache reload
+    invoke-rc.d apache-ssl reload
+fi
+
+# if apache2 exists we reload
+if [ -x /etc/init.d/apache2 ] ; then
+    invoke-rc.d apache2 force-reload
+fi