Latest version of org.netbeans.api:org-netbeans-swing-plaf
https://javadoc.io/doc/org.netbeans.api/org-netbeans-swing-plaf
Current version RELEASE270
https://javadoc.io/doc/org.netbeans.api/org-netbeans-swing-plaf/RELEASE270
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.netbeans.api/org-netbeans-swing-plaf/RELEASE270/package-list