Akka.DistributedData.LightningDB 1.3.12-beta

Maintenance Release for Akka.NET 1.3** This will be the final bugfix release for Akka.NET v1.3.* - going forward we will be working on releasing Akka.NET v1.4. This patch contains many important bug fixes and improvements: [Akka.Cluster.Sharding: Automatic passivation for sharding](https://github.com/akkadotnet/akka.net/pull/3718) [Akka.Persistence: Optimize AtLeastOnceDelivery by not scheduling ticks when not needed](https://github.com/akkadotnet/akka.net/pull/3704) [Akka.Persistence.Sql.Common: Bugfix CurrentEventsByTag does not return more than a 100 events](https://github.com/akkadotnet/akka.net/issues/3697) [Akka.Persistence.Sql.Common: DeleteMessages when journal is empty causes duplicate key SQL exception](https://github.com/akkadotnet/akka.net/issues/3721) [Akka.Cluster: SplitBrainResolver: don't down oldest if alone in cluster](https://github.com/akkadotnet/akka.net/pull/3690) [Akka: Include manifest or class in missing serializer failure if possible](https://github.com/akkadotnet/akka.net/pull/3701) [Akka: Memory leak when disposing actor system with non default ActorRefProvider](https://github.com/akkadotnet/akka.net/issues/2640) To [see the full set of changes for Akka.NET v1.3.12, click here](https://github.com/akkadotnet/akka.net/milestone/30). | COMMITS | LOC+ | LOC- | AUTHOR | | --- | --- | --- | --- | | 8 | 1487 | 357 | Ismael Hamed | | 7 | 126 | 120 | jdsartori | | 3 | 198 | 4 | JSartori | | 3 | 155 | 22 | Aaron Stannard | | 2 | 11 | 2 | Peter Lin | | 1 | 8 | 4 | Raimund Hirz | | 1 | 7 | 0 | Warren Falk | | 1 | 45 | 6 | Peter Huang | | 1 | 14 | 13 | Bartosz Sypytkowski | | 1 | 11 | 1 | Greg Shackles | | 1 | 10 | 10 | Jill D. Headen | | 1 | 1 | 1 | Isaac Z |