修改readme

README.md

@@ -16,16 +16,16 @@ spring.dubbo.module.default=false
 `spring.dubbo.scan`表示要扫描的`package`目录。
 
 * 启动入口 `com.zhiwei.demo.server.Server`
-```$xslt
+```
 @SpringBootApplication
-public class Server {
+   public class Server {
        private static Logger logger = LoggerFactory.getLogger(Server.class);
        public static void main(String[] args) {
            logger.info("SpringBoot initial Before");
            ConfigurableApplicationContext run = SpringApplication.run(Server.class, args);
            logger.info("SpringBoot initial After");
        }
-}
+   }
 ```
 
 ### 2. 客户端介绍