* Change section to java, bump up Standards-Version to 3.8.1
* Add a Build-Depends-Indep dependency on maven-repo-helper
* Use mh_installpom and mh_installjar to install the POM and the jar to the
* Remove the patch for the POM as it's no longer needed
* Change the build dependency on openjdk-6-jdk to default-jdk
* Use cdbs-ant instead of cdbs-maven for the build, as this plugin is used
to build Maven or some of its build dependencies.
* Remove the dependencies on Java runtimes as it is a library.