Fixed parallel.Starmap for non-rpc backends
Fixed parallel.Starmap for non-rpc backends


Former-commit-id: ec3dfafe4e0a9ac43f9c926fbf60fab97d006085 [formerly 33f50a3e2d20f8c8b57fc34e062659871287797b]
Former-commit-id: 1e5cb782034bb69a7e7e10395426cc1016c54495
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine