from: finagle-zipkin-scribe
to: finagle-core
evidence:
 - file: "finagle-zipkin-scribe/src/main/scala/com/twitter/finagle/zipkin/thrift/ZipkinTracer.scala"
   contains "import com.twitter.finagle.tracing.Tracer"

from: finagle-zipkin-scribe
to: finagle-core
evidence:
 - file: "finagle-zipkin-scribe/src/main/scala/com/twitter/finagle/zipkin/thrift/ScribeRawZipkinTracer.scala"
   contains "import com.twitter.finagle.util.DefaultTimer"