Publish with namespaced JDK9 module name (#547)

Fixes #546.

Adds Automatic-Module-Name: typesafe.config, rather than defaulting to
the very generic module name of config that the JVM selects.

build.sbt

@@ -48,7 +48,9 @@ lazy val configLib =  Project("config", file("config"))
     osgiSettings,
     OsgiKeys.exportPackage := Seq("com.typesafe.config", "com.typesafe.config.impl"),
     publish := sys.error("use publishSigned instead of plain publish"),
-    publishLocal := sys.error("use publishLocalSigned instead of plain publishLocal")
+    publishLocal := sys.error("use publishLocalSigned instead of plain publishLocal"),
+    packageOptions in (Compile, packageBin) +=
+      Package.ManifestAttributes("Automatic-Module-Name" -> "typesafe.config" )
   )
   .enablePlugins(SbtOsgi)
   .dependsOn(testLib % "test->test")

project/plugins.sbt

@@ -1,7 +1,7 @@
 addSbtPlugin("de.johoop" % "findbugs4sbt" % "1.4.0")
 addSbtPlugin("de.johoop" % "jacoco4sbt" % "2.1.6")
 addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")
-addSbtPlugin("com.typesafe.sbt" % "sbt-osgi" % "0.8.0")
+addSbtPlugin("com.typesafe.sbt" % "sbt-osgi" % "0.9.3")
 addSbtPlugin("com.typesafe.sbt" % "sbt-scalariform" % "1.2.1")
 
 addSbtPlugin("com.etsy" % "sbt-checkstyle-plugin" % "3.0.0")