Update to mima 0.7.0 to prevent compilation issues with Akka bu… (akka#3005)

* Update to mima 0.7.0 to prevent compilation issues with Akka build
* core: add mima filter for previous CommonAction change in backport commit c32f822

Author: jrudolph

akka-http-core/src/main/mima-filters/10.1.11.backwards.excludes/2926-fix-charset.excludes

@@ -0,0 +1,4 @@
+# Only happening with Scala 2.11, probably introduced in c32f822b9d540bfc4cf25e24754169d3056489d2
+
+# Change in internal class
+ProblemFilters.exclude[ReversedMissingMethodProblem]("akka.http.impl.model.parser.CommonActions.equalsAsciiCaseInsensitive")

project/MiMa.scala

@@ -90,7 +90,8 @@ object MiMa extends AutoPlugin {
 
       forks.flatMap(forkFilter).toMap ++
       filters.filterKeys(_ startsWith currentFork)
-    }
+    },
+    mimaReportSignatureProblems := true,
   )
 
   def latestForkVersion(fork: String, allVersions: Seq[String]): String =

project/plugins.sbt

@@ -8,7 +8,7 @@ resolvers += Resolver.jcenterRepo
 
 addSbtPlugin("com.typesafe.sbt" % "sbt-multi-jvm" % "0.4.0")
 addSbtPlugin("com.typesafe.sbt" % "sbt-git" % "1.0.0")
-addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "0.6.4")
+addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "0.7.0")
 addSbtPlugin("org.scalariform" % "sbt-scalariform" % "1.8.3")
 addSbtPlugin("com.dwijnand" % "sbt-dynver" % "4.0.0")
 addSbtPlugin("com.eed3si9n" % "sbt-unidoc" % "0.4.3")