Changed the task distribution in the risk calculators to honor the parameter concurrent_tasks
The engine must be independent from the server
Merge branch 'fixed-eb-source-model' of github.com:gem/oq-engine into dependency-check
Changed the query in the AssetManager
Merge branch 'simplify-hc-rc' into better-risk
Merge branch 'concurrent_tasks_risk' into better-risk
Several simplifications
Fixed the AssetManager query
Fixed the performance_view
Substantial simplification of the risk distribution
Reduced number of "no data" logging messages
Fixed the hazard_getters tests
Fixed the calculation mode
Fixed event_based_bcr test
Fixed the tests of the AssetManager
Do not build the epsilons for the scenario_damage calculator
Improved error management in risk QA tests
Fixed a terrible ordering bug breaking risk/classical/case_3
Merge branch 'master' of https://github.com/gem/oq-engine into better-risk
Merge branch 'simplify-hc-rc' of github.com:gem/oq-engine into better-risk