anchor.diff:            scaleY: <%= element.scaleY %>,
             opacity: <%= element.opacity %>,
             angle: <%= element.angle %>,
  -          fill: 0,
  +          fill: <%= element.fill %>,
             id: <%= element.id %>,
  -          floor: 1,
  -          element_type_id: <%= element.element_type_id %>
  +          floor: 1, // TODO UPDATE THIS
  +          element_type_id: <%= element.element_type_id %>,
  +          modified: false
           })
           .setCoords();
   
  
positive.code:         return fabric.util.object.extend(toObject.call(this), {
            id: this.id,
            floor: this.floor,
            element_type_id: this.element_type_id
          });
        };
      })(fabric.Object.prototype.toObject);
  
negative.code:   <% end %>
  
    function saveCanvas(){
      var obj = canvas.getObjects().filter(o => o.modified == true);
  
      console.log(JSON.stringify(obj));
  
  