Swarm.java:40-43: Continue implementing the rest of the...

The puzzle `77-48853626` from #77 has to be resolved:

https://github.com/amihaiemil/docker-java-api/blob/e98c3bb36afc28724d0b983b11e95bb5d4f0c1ac/src/main/java/com/amihaiemil/docker/Swarm.java#L40-L43

The puzzle was created by Mihai A on 02-May-18.

Estimate: 30 minutes,

If you have any technical questions, don't ask me, submit new tickets instead. The task will be "done" when the problem is fixed and the text of the puzzle is _removed_ from the source code. Here is more about [PDD](http://www.yegor256.com/2009/03/04/pdd.html) and [about me](http://www.yegor256.com/2017/04/05/pdd-in-action.html).