Move unknown parameter filtering to a separate helper function.
Move unknown parameter filtering to a separate helper function.


Former-commit-id: 52e6682c59b0e396aec0f70aa60748c19d537986 [formerly 70f11f0965c4e74e641bfd500e1715c68f562269] [formerly 70f11f0965c4e74e641bfd500e1715c68f562269 [formerly 5057481a0e9d137513f7b4969b53efc83b89ae1b]]
Former-commit-id: ff3cabaa7367ad2eeb89a6d9b3517b14be028313
Former-commit-id: 4aa027106b7bd7d05e1ca2d089a7b52fb40034db
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine