Generate response to Status Enquiry message with Status q.931 message.

Some PBXes require this for call status checking

(closes issue ASTERISK-18748)
Reported by: Fabrizio Lazzaretti
Patches:
      ASTERISK-18748-5.patch (License #5415) patch uploaded by may213
Tested by: Fabrizio Lazzaretti
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Merged revisions 344158 from http://svn.asterisk.org/svn/asterisk/branches/1.8
........

Merged revisions 344159 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@344161 65c4cc65-6c06-0410-ace0-fbb531ad65f3

addons/ooh323c/src/oochannels.c

@@ -1588,6 +1588,10 @@ int ooOnSendMsg
       /* if(gH323ep.h323Callbacks.onAlerting && call->callState < OO_CALL_CLEAR)
          gH323ep.h323Callbacks.onAlerting(call); */
       break;
+   case OOStatus:
+      OOTRACEINFO3("Sent Message - Status (%s, %s) \n", call->callType,
+                    call->callToken);
+      break;
    case OOConnect:
       OOTRACEINFO3("Sent Message - Connect (%s, %s)\n", call->callType,
                     call->callToken);