<dependency>
<groupId>org.elasticsearch</groupId>
<artifactId>elasticsearch</artifactId>
- <version>6.2.2</version>
+ <version>${elasticsearch.version}</version>
</dependency>
<dependency>
<groupId>org.json</groupId>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-compress</artifactId>
- <version>1.8</version>
+ <version>${commons.compress.version}</version>
</dependency>
<dependency>
<groupId>args4j</groupId>