fixing cross-project

Author: andreaTP

project/build.sbt

@@ -6,6 +6,10 @@ addSbtPlugin("org.scala-js" % "sbt-scalajs" % scalaJSVersion)
 
 addSbtPlugin("com.eed3si9n" % "sbt-doge" % "0.1.5")
 addSbtPlugin("com.typesafe.sbt" % "sbt-osgi" % "0.8.0")
-addSbtPlugin("org.scala-native" % "sbt-crossproject" % "0.2.0")
-addSbtPlugin("org.scala-native" % "sbt-scalajs-crossproject" % "0.2.0")
+addSbtPlugin({
+  if (scalaJSVersion.startsWith("0.6."))
+    "org.scala-native" % "sbt-scalajs-crossproject" % "0.2.0"
+  else
+    "org.scala-native" % "sbt-crossproject" % "0.2.0"
+})
 addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.3.1")