calcs/hazard/general:
calcs/hazard/general:

Computation area of interest (mesh) is now cached to resolve some
performance issues with large calculations. We noticed that the mesh
was being created many times in a loop during initialization. With
large geometries, this is quite problematic.


Former-commit-id: 5a96d2d0b758355f22dd8c1a04594b93bb4a9499 [formerly 5a96d2d0b758355f22dd8c1a04594b93bb4a9499 [formerly c33db1638de0482a542f4b050f23f22c2583f587]]
Former-commit-id: d1f0b566f34734f0c98b35cd76b2c9634f07e6b0
Former-commit-id: 907963ed1dd4828876525c3b5e53311497c4f18f
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine