The released jars are currently deployed to a local maven repository at http://lastweekend.com.au/repository/au/com/lastweekend/jen
To include the jen jar in your own maven project your pom should look something like...
<project ...>
.....
<dependencies>
<dependency>
<groupId>au.com.lastweekend</groupId>
<artifactId>jen</artifactId>
<version>{$project.version}</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>au.com.lastweekend</id>
<url>http://lastweekend.com.au/repository</url>
</repository>
</repositories>
</project>Source can be downloaded from the subversion repository.