Play JSON 2.9.2

Changes

• Support multi-level sealed trait in macros #512 by @cchantep
• Add documentation and examples about Reads/Writes/Format combinators #538 by @cchantep
• Add functional factories for KeyReads and KeyWrites typeclasses #533 by @cchantep
• Add Reads.flatMapResult #534 by @cchantep
• Combinator bimap on Format typeclasses #532 by @cchantep

Internals

• Fix scalafmt error #549 by @raboof
• Really don't update scalajs beyond 1.0.x #531 by @raboof
• Avoid updating scalajs-compiler beyond 1.0.x #521 by @raboof

Updates

• Upgraded from jackson 2.10.5 to 2.10.5.1 -- this helps with a serious v… #554 by @giuliodambrosio

• joda-time 2.10.8 (was 2.10.6) #528 by @scala-steward

• play-docs-sbt-plugin 2.8.5 (was 2.8.2) #540 by @scala-steward

• sbt 1.4.3 (was 1.3.13) #543 by @scala-steward

• sbt-bintray 0.6.1 (was 0.5.6) #535 by @scala-steward

• sbt-mima-plugin 0.8.1 (was 0.7.0) #522 by @scala-steward

• specs2-core, specs2-junit 4.10.5 (was 4.10.2) #526 by @scala-steward