Upgraded to jackson 2.2.2
Merge pull request #51 from eawagner/jacksonUpgrade

Upgraded to jackson 2.2.2
Modifying version to 3 digits. This should have been done before the previous release.
Adding initial wikisearch iterators to event store
Working on node to jexl adapter
Working on node to jexl adapter
Wikisearch iterators are in. Tests are failing because tuples are hash sets. Fixing this next...
Tests are passing
Correct naming of shard builder test