Create model object
Validate model and property object
Add model and property class with validators
Fix model validator problem
Create ValidatorArrayModel
Continue POST method
Fix data-service.php and ValidatorArrayModel.php
Add ValidatorArrayModelTest
Finish ValidatorArrayModelTest
Update validator with validator.yml
Create ModelType and PropertyType
Accept properties
Finish creation object Model
Remove ValidatorArrayModel
Fix CS
Load YAML config for Validator component
Fix composer.json (indent)
Fix Model class

The class now has a Metadata property, not an array
Fix Model class for Properties adder/remover
Fix Form Types