twitter/scalding — pull request #456 by reconditesea (2013-06-06 23:05:04+00:00)
Title: Fix scalding-commons and move codec source

Based on pull request #455 and #453.

scalding-commons is not really added to Build path in #453. Fixed it in this request.
Change a bunch of code in scalding-commons to match recent changes in scalding-core.
move CodecSource to scalding-core