Updated the changelog
Updated the changelog


Former-commit-id: 84297192fa5e9246942811b287ba39ced87df5d1 [formerly d033f220d3216c9ef76ea61ef770ee6be2c874a2]
Former-commit-id: 662a3933af2a82ea70b410400c4853e237f850bf
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine