version bumps, and modernize .travis.yml

.travis.yml

@@ -1,36 +1,23 @@
+version: ~> 1.0 # needed for imports
+
+import: scala/scala-dev:travis/default.yml
+
 language: scala
 
 scala:
-  - 2.13.0
+  - 2.13.1
 
 env:
-  - SCALAJS_VERSION=          ADOPTOPENJDK=8
-  - SCALAJS_VERSION=0.6.31    ADOPTOPENJDK=8
-  - SCALAJS_VERSION=1.0.0-RC2 ADOPTOPENJDK=8
-  - SCALAJS_VERSION=          ADOPTOPENJDK=11
-
-before_install:
-  # adding $HOME/.sdkman to cache would create an empty directory, which interferes with the initial installation
-  - "[[ -d $HOME/.sdkman/bin ]] || rm -rf $HOME/.sdkman/"
-  - curl -sL https://get.sdkman.io | bash
-  - echo sdkman_auto_answer=true > $HOME/.sdkman/etc/config
-  - source "$HOME/.sdkman/bin/sdkman-init.sh"
+  - ADOPTOPENJDK=8  SCALAJS_VERSION=
+  - ADOPTOPENJDK=8  SCALAJS_VERSION=0.6.31
+  - ADOPTOPENJDK=8  SCALAJS_VERSION=1.0.0-RC2
+  - ADOPTOPENJDK=11 SCALAJS_VERSION=
 
 install:
-  - sdk install java $(sdk list java | grep -o "$ADOPTOPENJDK\.[0-9\.]*hs-adpt" | head -1)
-  - unset JAVA_HOME
-  - java -Xmx32m -version
   - git fetch --tags # get all tags for sbt-dynver
 
 script: ./build.sh
 
-before_cache:
-  - rm -f $HOME/.ivy2/.sbt.ivy.lock
-  - find $HOME/.ivy2/cache     -name "ivydata-*.properties" | xargs rm
-  - find $HOME/.sbt            -name "*.lock"               | xargs rm
-cache:
-  directories:
-    - $HOME/.ivy2/cache
-    - $HOME/.sbt
-    - $HOME/.cache/coursier
-    - $HOME/.sdkman
+notifications:
+  email:
+    - [email protected]

build.sbt

@@ -20,7 +20,9 @@ lazy val collectionContrib = crossProject(JVMPlatform, JSPlatform)
       "junit"            % "junit"           % "4.12"   % Test,
       "com.novocode"     % "junit-interface" % "0.11"   % Test,
       "org.openjdk.jol"  % "jol-core"        % "0.9"    % Test
-    )
+    ),
+    // https://github.com/sbt/sbt/issues/5043
+    useCoursier := false
   )
   .jvmSettings(
     scalaModuleMimaPreviousVersion := Some("0.1.0"), // why only in jvmSettings?

project/build.properties

@@ -1,2 +1 @@
-# Not 1.3.0 due to https://github.com/sbt/sbt/issues/5043
 sbt.version=1.3.5