Latest version of com.google.guava:listenablefuture
https://javadoc.io/doc/com.google.guava/listenablefuture
Current version 9999.0-empty-to-avoid-conflict-with-guava
https://javadoc.io/doc/com.google.guava/listenablefuture/9999.0-empty-to-avoid-conflict-with-guava
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.google.guava/listenablefuture/9999.0-empty-to-avoid-conflict-with-guava/package-list