优化sip消息构建，去除ServerTransaction的使用

648540858

2022-10-18 80d2edeef25f752e0a80a6cff99e38f61c2d2cb2

 src/main/java/com/genersoft/iot/vmp/gb28181/task/ISubscribeTask.java

@@ -1,5 +1,10 @@
package com.genersoft.iot.vmp.gb28181.task;

import javax.sip.DialogState;

/**
 * @author lin
 */
public interface ISubscribeTask extends Runnable{
    void stop();
}