Implement get_curations API.
Implement get_curations API.

johnbachman/indra,johnbachman/indra,johnbachman/indra,bgyori/indra,sorgerlab/indra,sorgerlab/belpy,sorgerlab/indra,bgyori/indra,sorgerlab/belpy,sorgerlab/belpy,bgyori/indra,sorgerlab/indra