* adds fake-inherited is_ready_for_publish() method to compensation model (not derived from RecordableObjectMixin) to equalize usage of is_ready_for_publish() usage for all data types (compensation can be checked the same way as intervention, ecoaccount or ema)
* adds abstract is_ready_for_publish method to PublishableObjectMixin which needs to be implemented in subclasses
* adds implementation for intervention model
* adds publishable check to rendering report view
* adds/updates translations