- testing new api; Old api allowed constructor creation with a DHRelation object as a parameter.  the problem was that autocomplete would almost never work.  Also the need to create a constructor to wrap the view seemed inelegant.
- testing new api; Old api allowed constructor creation with a DHRelation object as a parameter.  the problem was that autocomplete would almost never work.  Also the need to create a constructor to wrap the view seemed inelegant.

wh1pch81n/DHConstraintBuilder