Fixed ucerf [skip hazardlib]
Fixed ucerf [skip hazardlib]


Former-commit-id: f94b5cb7ea65149c48ec24f2822d2a784796c802 [formerly 8a3cc25d4e5883f40a06538b1183824ede6e29f3]
Former-commit-id: 34967f9b6e96e5d53a9ac718a33155b46fd816d9
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine