Updated the changelog
Updated the changelog


Former-commit-id: dfa0df213868fa3c4fef4177928c78451a491bea [formerly d78e1f1908d8f322936f090b09544a68350ab919]
Former-commit-id: 75c734d781f51292fd4ee479468a27c23422321a
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine