修复重复调用open rtp server 的bug 增加对rtp server开启释放的统一管理

648540858

2020-12-21 bfd1628d5b6e753091b0aa702a520b08cc64cc76

 src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRESTfulUtils.java

@@ -116,4 +116,8 @@
    public JSONObject openRtpServer(Map<String, Object> param){
        return sendPost("openRtpServer",param);
    }

    public JSONObject closeRtpServer(Map<String, Object> param) {
        return sendPost("closeRtpServer",param);
    }
}