去除多余引用，修正个别错误

src/main/java/com/genersoft/iot/vmp/storager/IRedisCatchStorage.java

@@ -1,14 +1,11 @@
 package com.genersoft.iot.vmp.storager;
 
-import com.alibaba.fastjson.JSONObject;
-import com.genersoft.iot.vmp.media.zlm.dto.StreamPushItem;
 import com.genersoft.iot.vmp.common.StreamInfo;
 import com.genersoft.iot.vmp.conf.MediaServerConfig;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
 import com.genersoft.iot.vmp.gb28181.bean.ParentPlatformCatch;
 import com.genersoft.iot.vmp.gb28181.bean.SendRtpItem;
 
-import java.util.List;
 import java.util.Map;
 
 public interface IRedisCatchStorage {

src/main/java/com/genersoft/iot/vmp/storager/dao/PlatformGbStreamMapper.java

@@ -1,6 +1,5 @@
 package com.genersoft.iot.vmp.storager.dao;
 
-import com.genersoft.iot.vmp.gb28181.bean.GbStream;
 import com.genersoft.iot.vmp.gb28181.bean.PlatformGbStream;
 import com.genersoft.iot.vmp.media.zlm.dto.StreamProxyItem;
 import org.apache.ibatis.annotations.*;

src/main/java/com/genersoft/iot/vmp/storager/dao/StreamPushMapper.java

@@ -1,6 +1,5 @@
 package com.genersoft.iot.vmp.storager.dao;
 
-import com.genersoft.iot.vmp.media.zlm.dto.StreamProxyItem;
 import com.genersoft.iot.vmp.media.zlm.dto.StreamPushItem;
 import org.apache.ibatis.annotations.*;
 import org.springframework.stereotype.Repository;

src/main/java/com/genersoft/iot/vmp/storager/impl/RedisCatchStorageImpl.java

@@ -1,7 +1,5 @@
 package com.genersoft.iot.vmp.storager.impl;
 
-import com.alibaba.fastjson.JSONObject;
-import com.genersoft.iot.vmp.media.zlm.dto.StreamPushItem;
 import com.genersoft.iot.vmp.common.StreamInfo;
 import com.genersoft.iot.vmp.common.VideoManagerConstants;
 import com.genersoft.iot.vmp.conf.MediaServerConfig;