Reflected the API change in get_oqparam
Moved in the engine the check for obsolete calculation_mode
Renamed SourceCollector -> TrtModel
Merge branch 'db-migrations' into oq-lite
Renamed examples->nrml_examples
Removed get_calculator_class
Made full use of the CallableDict of calculators
Removed some unused exports
Fixed celeryconfig
Renamed vulnerability_functions->risk_functions
Merge branch 'master' into oq-lite
Reflected a small change of API in commonlib.parallel.PerformanceMonitor
Removed test on the PerformanceMonitor that should not be here
Merge pull request #1571 from gem/change-risk

Updated the engine to cope with the changes in risklib and commonlib