NCBO-625 #comment Enable search with class aggregation in feature branch.
Merge branch 'staging' into search_with_class_aggregation
Add note about restructing additional results groups.
Merge branch 'staging' into search_with_class_aggregation
Merge branch 'staging' into search_with_class_aggregation
NCBO-625 #comment Commiting an alternate solution for handling duplicate class results.