Refactor: bel_api to api, belrdf_processor to rdf_processor, pybel_processor to processor
Refactor: bel_api to api, belrdf_processor to rdf_processor, pybel_processor to processor

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