GetVersion.scala

// Use with a default value as in:
//   runningScalaVersion getOrElse "2.8.0"

lazy val runningScalaVersion = {
  val matcher = """version (\d+\.\d+\.\d+).*""".r
  util.Properties.versionString match {
    case matcher(vsn) => Some(vsn)
    case _ => None
  }
}