definition, non-standard) with sample policies
- common.schema.json: replaced format uri with uri-reference which
better corresponds to xml anyURI used in XACML
- renamed Xacml3JsonUtils class to XacmlJsonUtils
- added licensing
- change authzforce-ce-parent project version: 7.1.0->7.3.0
- added plugins: dependency-check-maven, pmd, findbugs, surefire