Create services for training AI Nuxeo

This services manages a model training from the Nuxeo side.
It should orchestrate with the cloud service the needed datasets for training, and call training on a new model
Should allow also model abortion .

Use the corpus documents as input for training/evaluation.
Manage AI model lifecycle according to with training status.
Update AI model with training statistics.

Update strategy

• monitor the training service for completion

Methods

• train(String Model, bool useDelta)

Model is a String ID