You can use springfield with maven by adding the following to your pom.xml:
<repositories>
...
<repository>
<id>springfield-mvn-repo</id>
<url>https://raw.github.com/u2ware/springfield/mvn-repo/</url>
</repository>
...
</repositories>
<dependencies>
...
<dependency>
<groupId>com.u2ware</groupId>
<artifactId>springfield</artifactId>
<version>1.5.0</version>
</dependency>
...
</dependencies>
Use one of the packaged releases. You can manually add jar. See maven guide
1.5.0
1.4.0
1.3.9
1.3.8