Application: gvSIG desktop

I've tried to compile gvsig desktop and maven fails on gvSIG Application project:

$ mvn clean install
...
...
[INFO] org.gvsig.desktop.plugin .......................... SUCCESS [0.386s]
[INFO] org.gvsig.app ..................................... SUCCESS [0.307s]
[INFO] gvSIG Application ................................. FAILURE [1:10.550s]
[INFO] org.gvsig.app.document.table.app .................. SKIPPED
...
...
...
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 12:02.922s
[INFO] Finished at: Tue Nov 12 11:57:28 CET 2013
[INFO] Final Memory: 316M/598M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.gmaven:gmaven-plugin:1.4:execute (deploy-package) on project org.gvsig.app.mainplugin: Execution deploy-package of goal org.codehaus.gmaven:gmaven-plugin:1.4:execute failed: An API incompatibility was encountered while executing org.codehaus.gmaven:gmaven-plugin:1.4:execute: java.lang.UnsupportedClassVersionError: com/github/sardine/DavResource : Unsupported major.minor version 51.0
[ERROR] -----------------------------------------------------
[ERROR] realm =    plugin>org.codehaus.gmaven:gmaven-plugin:1.4
[ERROR] strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
[ERROR] urls[0] = file:/home/jmvivo/.m2/repository/org/codehaus/gmaven/gmaven-plugin/1.4/gmaven-plugin-1.4.jar
[ERROR] urls[1] = file:/home/jmvivo/.m2/repository/com/github/lookfirst/sardine/5.0/sardine-5.0.jar
[ERROR] urls[2] = file:/home/jmvivo/.m2/repository/org/apache/httpcomponents/httpclient/4.2.3/httpclient-4.2.3.jar
...
...
...
[ERROR] urls[41] = file:/home/jmvivo/.m2/repository/org/slf4j/slf4j-api/1.5.10/slf4j-api-1.5.10.jar
[ERROR] urls[42] = file:/home/jmvivo/.m2/repository/org/sonatype/gossip/gossip/1.2/gossip-1.2.jar
[ERROR] Number of foreign imports: 1
[ERROR] import: Entry[import  from realm ClassRealm[project>org.gvsig:org.gvsig.desktop:2.0.20-SNAPSHOT, parent: ClassRealm[maven.api, parent: null]]]
....
....

svn info:

URL: https://devel.gvsig.org/svn/gvsig-desktop/trunk/org.gvsig.desktop
Raíz del repositorio: https://devel.gvsig.org/svn/gvsig-desktop
UUID del repositorio: e2a10ce1-105c-4f14-853e-4fe7a960f486
Revisión: 40884

mvn --version:

Apache Maven 3.0.3 (r1075438; 2011-02-28 18:31:09+0100)
Maven home: /home/jmvivo/software/java/apache-maven-3.0.3
Java version: 1.6.0_37, vendor: Sun Microsystems Inc.
Java home: /usr/lib/jvm/java-6-sun-1.6.0.37/jre
Default locale: es_ES, platform encoding: UTF-8
OS name: "linux", version: "3.2.0-56-generic", arch: "amd64", family: "unix" 

Also, I tried it with maven 3.0.5 as described on http://www.gvsig.org/web/projects/gvsig-desktop/docs/devel/gvsig-devel-guide/2-1-0/trabajar-con-el-nucleo-de-gvsig/compile_gvsig/instalacion-de-maven :

Apache Maven 3.0.5 (r01de14724cdef164cd33c7c8c2fe155faf9602da; 2013-02-19 14:51:28+0100)
Maven home: /home/jmvivo/software/java/apache-maven-3.0.5
Java version: 1.6.0_37, vendor: Sun Microsystems Inc.
Java home: /usr/lib/jvm/java-6-sun-1.6.0.37/jre
Default locale: es_ES, platform encoding: UTF-8
OS name: "linux", version: "3.2.0-56-generic", arch: "amd64", family: "unix" 

And maven 3.1.1:

Apache Maven 3.1.1 (0728685237757ffbf44136acec0402957f723d9a; 2013-09-17 17:22:22+0200)
Maven home: /home/jmvivo/software/java/apache-maven-3.1.1
Java version: 1.6.0_37, vendor: Sun Microsystems Inc.
Java home: /usr/lib/jvm/java-6-sun-1.6.0.37/jre
Default locale: es_ES, platform encoding: UTF-8
OS name: "linux", version: "3.2.0-56-generic", arch: "amd64", family: "unix"