<artifactId>dom4j</artifactId>
<version>1.6.1</version>
</dependency>
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-bom</artifactId>
+ <version>4.1.34.Final</version>
+ <type>pom</type>
+ </dependency>
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-netty</artifactId>