Removed generator task compute_hazard
Removed generator task compute_hazard


Former-commit-id: fee008949f69bb242eb2a4e44811e200f8a82eca [formerly fee008949f69bb242eb2a4e44811e200f8a82eca [formerly 3121c1e96f56f2f99000066306e7f0987f41a87d]]
Former-commit-id: 7145a375a7ad2e89641e6fea430efd2395aaf557
Former-commit-id: 88a7c6d0f357b82727379d3d5c7c33fc94c28715
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine