Better surefire config as requested by @lassewesth.
Work on faster and more flexible builds.
Release version 36.
Back to development mode.
Make sure to include the site descriptor for parent-central.
[maven-release-plugin] prepare release 37
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] rollback the release of 37
Revert "[maven-release-plugin] rollback the release of 37"

This reverts commit f6cbfd874f985c68a5b8ffba9ef936f8b1ee4814.
Assemble docs in the verify phase to pick up generated docs from integration tests.
Upgrade to Java 7 and make it easier to configure.
Release version 38.
Use a different property for the Java version.
Release version 39.
Back to development mode.