=pro #15664 Use scala version in dist files
=ben #15544 add AtLeastOnceDelivery benchmark
Merge pull request #15545 from hepin1989/hepin1989-#15544-add-AtLeastOnceDelivery-benchmark

=ben #15544 add AtLeastOnceDelivery benchmark
Merge pull request #15661 from akka/wip-release-2.11-script-patriknw

=pro Add the release-2.11 script
=per #15671 fix local snapshot store picking up wrong file.

Added spec test to cover fix for bug 15671

Replaced deprecated NamedProcessor with NamedPersistentActor. Cleaned up unused message handling. Typos and misspellings.
Merge pull request #15702 from blawlor/bugfix-blawlor-15671

=per #15671 fix local snapshot store picking up wrong file.