build: support and use SNAPSHOT project version

Change-Id: I212edfe46c16755d94a5f30dd31eafe5849fcb00
Reviewed-on: http://gerrit.esdi-community.eu/3152
Tested-by: Jenkins <sitemple@igd.fraunhofer.de>
Reviewed-by: Simon Templer <simon.templer@igd.fraunhofer.de>