+SimGrid (3.17) UNRELEASED (release target: September 22 2017)
+
+ S4U
+ - Comm.detach(): start and forget about asynchronous emission
+ - this_actor::send(mailbox) is now mailbox->put()
+
+SimGrid (3.16) Released June 22. 2017.
+
+ The Blooming Spring Release: developments are budding.