public static SipRequest createInvite(SipDialogPath dialog,String[] featureTags,String sdp) throws PayloadException {
  return createInvite(dialog,featureTags,featureTags,sdp);
}

public static SipRequest createInvite ( SipDialogPath dialog , String [ ] featureTags , String sdp ) throws PayloadException { return createInvite ( dialog , featureTags , featureTags , sdp ) ; }
create a sip invite request
