add hook, fix demo script

bin/container/certhookctl.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+BOTCRON='/etc/cron.d/certbot'
+
+certbothook(){
+    grep 'lswsctrl restart' ${BOTCRON} >/dev/null
+    if [ ${?} = 1 ]; then
+        echo 'Add LSWS hook to certbot cronjob.'
+        sed -i 's/0.*renew/&  --deploy-hook "\/usr\/local\/lsws\/bin\/lswsctrl restart"/g' ${BOTCRON}
+    fi    
+}
+
+certbothook