TT#14809 cleanup vmnotify.conf for the new format, add EXT_NOTIFY

* cleanup vmnotify.conf for the new format
    * add EXT_NOTIFY option (yes/no) to send external notifications

Change-Id: If422354744dfa026b10d36ce314118fb4f08427f

vmnotify

@@ -230,7 +230,10 @@ sub main {
         $data{callid} = gen_callid().'@voip.sipwise.local';
 
         send_mwi_notify();
-        send_ext_notify() if $extended;
+        if ($extended &&
+            $CONFIG->{EXT_NOTIFY} && $CONFIG->{EXT_NOTIFY} eq "yes") {
+            send_ext_notify();
+        }
     };
     if ($EVAL_ERROR) {
         $log->error($EVAL_ERROR);

vmnotify.conf

@@ -1,8 +1,5 @@
-SERVER="127.0.0.1:5060"
-LOCAL_IP="127.0.0.1"
-FILE_DEBUG="0"
-CONSOLE_DEBUG="0"
-VERBOSE=""
-SIPSAK=`which sipsak`
-UUIDGEN=`which uuidgen`
+SERVER=127.0.0.1:5060
+LOCAL_IP=127.0.0.1
+DEBUG=0
 SIPFILE="/etc/ngcp-vmnotify/mwi.sip"
+EXT_NOTIFY=no