Removed obsolete code to retrieve the hazard curve from the KVS
Removed obsolete code to retrieve the hazard curve from the KVS


Former-commit-id: ab4fc080608dd81c9e29e8f8e151c3c505a155d9 [formerly 4f775641d9540f58888051763d338470eb2d16b8]
Former-commit-id: d6988755242a067096ab292e73b42561a203b9db
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine