Latest version of org.refcodes:refcodes-properties-ext-observer
https://javadoc.io/doc/org.refcodes/refcodes-properties-ext-observer
Current version 3.2.4
https://javadoc.io/doc/org.refcodes/refcodes-properties-ext-observer/3.2.4
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.refcodes/refcodes-properties-ext-observer/3.2.4/package-list