优化国标录像下载，添加进度条以及自动合并文件下载，需要结合新版assist服务使用。

648540858

2022-03-25 7d9cc96ef54399795deb5b7fc7682e6323dc1202

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/RegisterRequestProcessor.java

@@ -155,7 +155,7 @@
               if (device == null) {
                  device = new Device();
                  device.setStreamMode("UDP");
                  device.setCharset("gb2312");
                  device.setCharset("GB2312");
                  device.setDeviceId(deviceId);
                  device.setFirsRegister(true);
               }else {