qa_tests/hazard:
qa_tests/hazard:

Added Dr. Monelli's paper which explains in detail the test cases,
including the math behind the calculations.


Former-commit-id: 87aef7788dfcfe22304818d401eaf49d2dd3f66f
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine