alternative to externalPom()

build.sbt

def loadFromPom(pom: File): Seq[ModuleID] = {
  import scala.xml._
  val root = XML.loadFile(pom)
  val parent = root \\ "parent" // TODO look up variables in parents
  (root \\ "dependency") map { n =>
    for {
      o <- n.child.find(_.label == "groupId")
      a <- n.child.find(_.label == "artifactId")
      v <- n.child.find(_.label == "version")
    } yield ModuleID(o.text, a.text, v.text,
      n.child.find(_.label == "scope") map (_.text))
  } collect { case Some(x) => x }
}

libraryDependencies ++= loadFromPom(baseDirectory.value / "pom.xml") filterNot (
  _.organization == "com.google.android")