fix disaggregation
use a generator instead of a list
minor refactoring
added a comment
overrides hazard investigation time
added schema migration
Merge branch 'master' of https://github.com/gem/oq-engine into fix-disaggregation
updated results to the latest changes
Merge branch 'fix-disaggregation' into risk-hazard-investigation-time
override that param in regression 3
updated regression 3
renamed hazard_investigation_time -> risk_investigation_time
Changed the parallelize method to spawn all the tasks at once
Fixed a misprint
Restore concurrent_tasks to its original value (committed a different one by mistake)
Restore a log message removed by mistake
The percentage must be approximated from below to avoid getting a fake 100%
Removed a redundant record_init_stats
improve readability
improve readability