Merge pull request #365 from TristingChen/zlm-node-manage

fixed--多节点管理zlm,wvp重启之后节点中的redis在线状态bug修复

src/main/java/com/genersoft/iot/vmp/vmanager/server/ServerController.java

@@ -158,6 +158,7 @@ public class ServerController {
     public WVPResult<String> deleteMediaServer(@RequestParam  String id){
         if (mediaServerService.getOne(id) != null) {
             mediaServerService.delete(id);
+            mediaServerService.deleteDb(id);
         }else {
             WVPResult<String> result = new WVPResult<>();
             result.setCode(-1);