'org.wicketstuff:simile-timeline:1.4.21'
<dependency>
<groupId>org.wicketstuff</groupId>
<artifactId>simile-timeline</artifactId>
<version>1.4.21</version>
</dependency>
<dependency org="org.wicketstuff" name="simile-timeline" rev="1.4.21"/>
"org.wicketstuff", "simile-timeline", "1.4.21"