Fixed _expand_gmv for new numpy
Fixed _expand_gmv for new numpy


Former-commit-id: 292851332bf1811b08b2158aa59518528afe6b51 [formerly 1a85a91dbfd0eaf5929c736e9002451e97b12bb1]
Former-commit-id: a645b5eb818cd6816b17d48e52b41f8414483fdc
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine