Latest version of net.sourceforge.pmd:pmd-php
https://javadoc.io/doc/net.sourceforge.pmd/pmd-php
Current version 7.0.0-rc2
https://javadoc.io/doc/net.sourceforge.pmd/pmd-php/7.0.0-rc2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/net.sourceforge.pmd/pmd-php/7.0.0-rc2/package-list