Some improvements for simplify VEDA release management.
[maven-release-plugin] prepare release gwtchosen-project-2.0.1-veda
[maven-release-plugin] rollback the release of gwtchosen-project-2.0.1-veda
[maven-release-plugin] prepare release gwtchosen-project-2.0.1-veda
[maven-release-plugin] rollback the release of gwtchosen-project-2.0.1-veda