Add virtual project dotty-core to aggregate publishing of necessary artifacts

Author: felixmulder

project/Build.scala

@@ -50,7 +50,8 @@ object DottyBuild extends Build {
       autoScalaLibrary := false,
       //Remove javac invalid options in Compile doc
       javacOptions in (Compile, doc) --= Seq("-Xlint:unchecked", "-Xlint:deprecation")
-    )
+    ).
+    settings(publishing)
 
   lazy val dotty = project.in(file(".")).
     dependsOn(`dotty-interfaces`).
@@ -244,7 +245,8 @@ object DottyInjectedPlugin extends AutoPlugin {
 """)
       }
       */
-    )
+    ).
+    settings(publishing)
 
 
   /** A sandbox to play with the Scala.js back-end of dotty.
@@ -349,6 +351,13 @@ object DottyInjectedPlugin extends AutoPlugin {
      )
    )
 
+   lazy val `dotty-core` = project
+     .dependsOn(`dotty-interfaces`)
+     .dependsOn(dotty)
+     .dependsOn(`dotty-bridge`)
+     .settings(publishing)
+     .aggregate(dotty, `dotty-interfaces`, `dotty-bridge`)
+
   // Partest tasks
   lazy val lockPartestFile = TaskKey[Unit]("lockPartestFile", "Creates the lock file at ./tests/locks/partest-<pid>.lock")
   lazy val partestLockFile = new File("." + File.separator + "tests" + File.separator + "locks" + File.separator + s"partest-$pid.lock")