[ENHANCEMENT] Clean Answers

[nimdanor]

Is your feature request related to a problem? Please describe.
The get answer fonction returns a unkwon model from the form.
The answer should be cleaner without visualisation data.
If a composant was used => should translate the answer to a consistant with the python_component
Describe the solution you'd like
The component used should give a translating function that should be called in the sandboxIO get_answer function.

[nimdanor]

An other way to see this is the idea that a evluator script should be able to add data ('specific': data) to the answers dictionnary and a ('exotype': exo_type_type) to the answers dictionnary. so that analytics can be computed from it.