Updated edm version in .travis.yml

Specify KPIs at the MCO level

Merged #143 - Removed now useless checks as they are checked via traits

Adds the missing optional parameter to ProbeMCOFactory.create_model

Introduce Verifier to check if a model can run and if not, report the errors.

More robust logging for BDSS

Communicative workflow reader

Fixes missing probe parameter factory method definitions

Exports factory_id as we need it when two factories need to find each other.