qa_tests/risk:
qa_tests/risk:

Removed base class `test` methods so that nosetests doesn't get
confused when collecting tests. The presence of the base class
methods was causing risk qa tests to be included in nosetests'
test collection when `nosetests -a '!qa'` was explicitly used.


Former-commit-id: 5f1d6f1eb74bf4d8114d8e45200759d6c7153a1c [formerly 15ce519f55bab58db544de65d18938d44050dbe3] [formerly 15ce519f55bab58db544de65d18938d44050dbe3 [formerly 9ed45aa8bff5c96923f349f3e1588962e4669665]]
Former-commit-id: e5e3cddc64aa77713bcb9003c53e18d17054517b
Former-commit-id: 3decef5ab577c62e253a1e2e2f00e6f8935d237b
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine