Merge pull request #2426 from rhodri/patch-1

Fix incorrect regex
Add MiMa
Merge pull request #2975 from jroper/23-bin-compat

Add MiMa
Fix link to sbt
Fix the link to the auth scheme to be WSAuthScheme
Added details of how to import the cache into the documentation
Fix ScalaDependencyInjection.md's Spring description grammar
Merge pull request #2989 from wsargent/patch-8

[doc] Fix the link to the auth scheme to be WSAuthScheme
Merge pull request #2988 from wsargent/patch-7

[doc] Fix link to sbt
remove akka version
Add Silhouette module
Fix JSON media type

As defined in RFC 4627:
"The MIME media type for JSON text is application/json."
playVersion is not a setting, at least not in metabuild
Merge pull request #2999 from akkie/patch-2

Add Silhouette module
Update to twirl 1.0.1
Merge pull request #3012 from pvlugter/twirl-1.0.1-2.3.x

Update to twirl 1.0.1 (2.3.x backport)
update typesafe config 1.2.1

akka 2.3.3 depends on typesafe config 1.2.1 https://github.com/akka/akka/blob/v2.3.3/project/AkkaBuild.scala#L1146
I think we should use same version
Lazily load SecurityHeadersConfig
Removed duplicate example

Removed duplicate code sample from the "Auto Plugins and plugin settings" section. This fixes issue #2996
Merge pull request #3028 from alejandrolujan/2.3.x

Removed duplicate example