'org.elasticsearch:dev-tools:2.1.0'
<dependency>
<groupId>org.elasticsearch</groupId>
<artifactId>dev-tools</artifactId>
<version>2.1.0</version>
</dependency>
<dependency org="org.elasticsearch" name="dev-tools" rev="2.1.0"/>
"org.elasticsearch", "dev-tools", "2.1.0"