Latest version of com.lightbend.akka:akka-stream-alpakka-file_2.12
https://javadoc.io/doc/com.lightbend.akka/akka-stream-alpakka-file_2.12
Current version 2.0.0-M2
https://javadoc.io/doc/com.lightbend.akka/akka-stream-alpakka-file_2.12/2.0.0-M2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.lightbend.akka/akka-stream-alpakka-file_2.12/2.0.0-M2/package-list