old_contents: define([
    'backbone.associations',
    '../qt_basemodel'
  ],
  
  function (Backbone,BaseModel) {
  
    'use strict';
  
    return BaseModel.extend({
      defaults: {
        url : '',
        uuid : '',
        title : '',
        preset : '', //url du preset
        sub_processor : '' //url du subprocessor
      },
  
      relations: [],
  
      //////////////////////////////////////////
  
    });
  });
  
new_contents: define([
    'backbone.associations',
    '../qt_basemodel'
  ],
  
  function (Backbone,BaseModel) {
  
    'use strict';
  
    return BaseModel.extend({
      defaults: {
        url : '',
        uuid : '',
        title : '',
        preset : '', //url du preset
        sub_processor : '', //url du subprocessor
        parameters_schema : '' //schema des paramètres  
      },
  
      relations: [],
  
      //////////////////////////////////////////
  
    });
  });
  
subject: Update Backbone model for Analysis