'org.geoserver.maven:merger:1.4.0-RC3'
<dependency>
<groupId>org.geoserver.maven</groupId>
<artifactId>merger</artifactId>
<version>1.4.0-RC3</version>
</dependency>
<dependency org="org.geoserver.maven" name="merger" rev="1.4.0-RC3"/>
"org.geoserver.maven", "merger", "1.4.0-RC3"