Update changelog
Update changelog


Former-commit-id: 8c9a915225f531052ab34781aca4bddb7a9bac25 [formerly 927022aaa15916c9b67876fcaca1df65710d554c]
Former-commit-id: 8e0bb2d07dc5d4a3391ebbf00cbae7cb30d6db21
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine