add config to publish snapshots to sonatype
add config to publish snapshots to sonatype

rfuertesp/pruebas2,commercetools/commercetools-sunrise-java,sphereio/commercetools-sunrise-java,sphereio/sphere-sunrise,rfuertesp/pruebas2,commercetools/commercetools-sunrise-java,commercetools/commercetools-sunrise-java,commercetools/commercetools-sunrise-java,sphereio/commercetools-sunrise-java,sphereio/commercetools-sunrise-java,sphereio/sphere-sunrise,sphereio/sphere-sunrise,sphereio/sphere-sunrise,rfuertesp/pruebas2,sphereio/commercetools-sunrise-java,rfuertesp/pruebas2