Add a sogo cronjob containing commented out entries.

Updated the spec and deb rules to install it by default
Updated the doc to mention this new cronjob.

Monotone-Parent: f5ba6db440f5a8ba817af65dea12b4a616fdfe71
Monotone-Revision: 29783e64b9a7d49e5e0be8ac1b56c15bb344190f

Monotone-Author: jraby@inverse.ca
Monotone-Date: 2012-01-10T17:03:48

debian/rules

@@ -43,6 +43,7 @@ install-arch: build-arch
 	cp debian/sogo.overrides debian/tmp/usr/share/lintian/overrides/sogo
 	mkdir -p debian/tmp/etc/apache2/conf.d
 	cp Apache/SOGo.conf debian/tmp/etc/apache2/conf.d/SOGo.conf
+	install -D -m 600 Scripts/sogo.cron debian/tmp/etc/cron.d/sogo
 
 # Build architecture dependant packages using the common target.
 binary-arch: build-arch install-arch
@@ -59,7 +60,7 @@ binary-arch: build-arch install-arch
 	dh_link
 	dh_strip --dbg-package=sogo-dbg
 	dh_compress
-	dh_fixperms
+	dh_fixperms -X/etc/cron.d/sogo
 	dh_makeshlibs
 	dh_shlibdeps
 	dh_installdeb