sbt 1.6.2; drop remaining release config

RELEASING.md

@@ -1,4 +1 @@
-**Outdated !!** This repository is no longer released.
-
-1. Create a [new release](https://github.com/akka/akka-stream-contrib/releases/new) with the next tag version (e.g. `v0.3`), title and release decsription including notable changes.
-1. Travis should now take care of publishing to sonatype, closing and releasing.
+We do not publish binaries for this repository.

build.sbt

@@ -1,7 +1,7 @@
 organization := "com.typesafe.akka"
 name := "akka-stream-contrib"
 
-crossScalaVersions := Seq("2.13.0", "2.12.9")
+crossScalaVersions := Seq("2.13.0")
 scalaVersion := crossScalaVersions.value.head
 
 val AkkaVersion = "2.6.0"
@@ -29,14 +29,6 @@ developers += Developer("contributors",
                         "https://gitter.im/akka/dev",
                         url("https://github.com/akka/akka-stream-contrib/graphs/contributors"))
 
-publishTo := sonatypePublishTo.value
-publishMavenStyle := true
-sonatypeProfileName := "com.typesafe"
-isSnapshot := !isVersionStable.value // publish all stable versions as non-snapshots
-pgpPublicRing := file("ci-keys/pubring.asc")
-pgpSecretRing := file("ci-keys/secring.asc")
-pgpPassphrase := sys.env.get("PGP_PASS").map(_.toCharArray)
-
 scalacOptions ++=
   Seq("-encoding", "UTF-8", "-feature", "-unchecked", "-deprecation", "-Xlint") ++ (
     if (scalaVersion.value startsWith "2.13.")
@@ -59,10 +51,10 @@ scalacOptions ++=
 // By default scalatest futures time out in 150 ms, dilate that to 600ms.
 // This should not impact the total test time as we don't expect to hit this
 // timeout, and indeed it doesn't appear to.
-testOptions in Test += Tests.Argument(TestFrameworks.ScalaTest, "-F", "4")
+Test / testOptions += Tests.Argument(TestFrameworks.ScalaTest, "-F", "4")
 
 // show full stack traces and test case durations
-testOptions in Test += Tests.Argument("-oDF")
+Test / testOptions += Tests.Argument("-oDF")
 
 // -v Log "test run started" / "test started" / "test run finished" events on log level "info" instead of "debug".
 // -a Show stack traces and exception class name for AssertionErrors.
@@ -71,5 +63,3 @@ testOptions += Tests.Argument(TestFrameworks.JUnit, "-v", "-a")
 enablePlugins(AutomateHeaderPlugin)
 headerLicense := Some(HeaderLicense.Custom(s"Copyright (C) 2016 Lightbend Inc. <http://www.lightbend.com>"))
 scalafmtOnCompile := true
-
-addCommandAlias("release", ";publishSigned ;sonatypeRelease")

project/build.properties

@@ -1 +1 @@
-sbt.version=1.2.8
+sbt.version=1.6.2

project/plugins.sbt

@@ -1,5 +1,2 @@
-addSbtPlugin("de.heikoseeberger" % "sbt-header" % "5.1.0")
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.2")
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.4")
-addSbtPlugin("com.dwijnand" % "sbt-dynver" % "3.3.0")
-addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.0.0-RC5")
+addSbtPlugin("de.heikoseeberger" % "sbt-header" % "5.6.5")
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.6")