from: scalding-hraven
to: scalding-core
evidence:
 - file: "scalding-hraven/src/main/scala/com/twitter/scalding/hraven/reducer_estimation/HRavenBasedEstimator.scala"
   contains "import com.twitter.scalding.estimation.Task"

from: scalding-hraven
to: scalding-core
evidence:
 - file: "scalding-hraven/src/main/scala/com/twitter/scalding/hraven/estimation/memory/HRavenMemoryService.scala"
   contains "import com.twitter.scalding.estimation.memory.SmoothedHistoryMemoryEstimator"