eSignature DSS Demonstrations - Version 6.4.RC1

Release notes : https://github.com/esig/dss/releases/tag/6.4.RC1

.zip bundle : https://ec.europa.eu/cefdigital/artifact/repository/esignaturedss/eu/europa/ec/joinup/sd-dss/dss-demo-bundle/6.4.RC1/dss-demo-bundle-6.4.RC1.zip