Fixed an issue of the signal handling with the Django development server
Fixed an issue of the signal handling with the Django development server


Former-commit-id: dbbdaabdab010c97cc968f10c1309234a99c0638 [formerly 68e4671d39390ca17ac345cead32ea3a182ffee9]
Former-commit-id: d8252ea599ac037175ff00f4a3255156e49b1c1a
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine