* adds AbstractRecordView to konova/views/record.py * implements for all major data types
* adds AbstractResubmissionView to konova app * implemented for all major data types * replaces function based views
* splits konova/views.py into separate files in new module * view files can now be found in /konova/views/... * introduces first class based view AbstractLogView * implemented for Ema, Intervention, Compensation and EcoAccount
* splits ema/views.py (+700 lines) into separate files in new module * view files can now be found in /ema/views/...
