added example cron job shell script

diff --git a/hnb-cron.sh b/hnb-cron.sh
new file mode 100755 (executable)
index 0000000..c20d955
--- /dev/null
+++ b/hnb-cron.sh
@@ -0,0 +1,3 @@
+#!/bin/sh -x
+
+curl http://www.hnb.hr/tecajn/f`date +%d%m%y`.dat | /srv/koha-hnb-currency-import/hnb.pl | mysql -uroot koha