boundary/ordasity — pull request #32 by pkwarren (2014-05-05 20:20:26+00:00)
Title: Remove use of jerkson and use objectnode map.

In order to facilitate re-use of the ZKMap for work units, create one
which maps from a work unit to an ObjectNode. Additionally, move all
JSON parsing from Jerkson / 1.9.x to Jackson 2.1.x.