twitter/chill — pull request #174 by jcoveney (2014-03-03 23:27:21+00:00)
Title: Add ScalaAnyRefMapConfig, deals with non-string keys in cascading

This originally came up in https://github.com/twitter/scalding/pull/762. While that PR has been reverted, it still remains that non-string keys and values are possible (since the underlying type is Map[Object, Object] in java cascading land).