Updated the What's new document
Updated the What's new document


Former-commit-id: d57d64eb0cbcae13f9e4d4269b95d3506f0b8579 [formerly 6fbd34f2453739516589c2cb06fae1972f470fae] [formerly 6fbd34f2453739516589c2cb06fae1972f470fae [formerly 771a2915dc02bc7c837b0d171998bb7cce11377b]]
Former-commit-id: edcee785bb30c6249db77c35c8bae08f02e17fd6
Former-commit-id: d385ad6abfc716b8632144eef05af4b023af3ae6
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine