Update scala modules sbt plugin to 1.0.3

Also update to Scala 2.11.6.

Author: lrytz

build.sbt

@@ -1,10 +1,6 @@
-import com.typesafe.tools.mima.plugin.{MimaPlugin, MimaKeys}
-
 scalaModuleSettings
 
-scalaVersion := "2.11.5"
-
-snapshotScalaBinaryVersion := "2.11.5"
+scalaVersion := "2.11.6"
 
 organization := "org.scala-lang.modules"
 
@@ -23,15 +19,7 @@ libraryDependencies += "junit" % "junit" % "4.11" % "test"
 
 libraryDependencies += "com.novocode" % "junit-interface" % "0.10" % "test"
 
-MimaPlugin.mimaDefaultSettings
-
-MimaKeys.previousArtifact := None
-
-// run mima during tests
-test in Test := {
-  MimaKeys.reportBinaryIssues.value
-  (test in Test).value
-}
+mimaPreviousVersion := None
 
 testOptions += Tests.Argument(TestFrameworks.JUnit, "-v", "-a")
 

project/plugins.sbt

@@ -1,3 +1 @@
-addSbtPlugin("org.scala-lang.modules" % "scala-module-plugin" % "1.0.2")
-
-addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "0.1.6")
+addSbtPlugin("org.scala-lang.modules" % "scala-module-plugin" % "1.0.3")