Better XML checking of the ImtWeights [skip hazardlib]
Better XML checking of the ImtWeights [skip hazardlib]


Former-commit-id: ab4fcdff72eb94c404b8e9566310adb9e82298ad [formerly ab4fcdff72eb94c404b8e9566310adb9e82298ad [formerly 0164d29f53abdbde65e40925b0b8cbb969e47669]]
Former-commit-id: 57d03af3da92bb8635da907f54936ed85a3d4c24
Former-commit-id: 65751b926b69602faaccf7b0a9136b5870ee6aa2
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine