Removed full json logging for Artstor (Jeff's code review)
Added move_dates_to_temporal and bhl_contributor_to_collection

-Renamed spatial_dates_to_temporal to move_dates_to_temporal
-Added unit tests for new modules
-Added modules to akara.conf and test_server
-Added def delprop to selector
-Updated profiles to run new module(s)
minor tests re-factoring