* finishes egon compatible (tested) data export
* moves egon export into celery process
* adds export of data in case of intervention recording
* adds _RABBITMQ_ settings for intervention/settings.py
* adds new dependency for requirements.txt
* renames model ResponsibilityData into Responsibility
* renames model LegalData into Legal
* moves form->object saving logic into model
* refactors NewDocumentForm into special types for intervention, compensation, eco account and ema
*
* adds AbstractQualityChecker as base for all quality checker instances
* adds InterventionQualityChecker, inheriting from AbstractQualityChecker
* adds functionality to InterventionQualityChecker
* adds/updates translations
mpeltriaux