fix disaggregation
use a generator instead of a list
minor refactoring
added a comment
Merge branch 'master' of https://github.com/gem/oq-engine into fix-disaggregation
updated results to the latest changes
improve readability
improve readability
updating expected results to the latest changes
move disaggregation test on regression 2
Merge pull request #1293 from matley/fix-disaggregation

Fix disaggregation