Move form definition function to admin.php file.
Register drupal.entityProvider
Use checkboxes for entity types selection.
Not yet need a json validator.
Extends Manager to have less providers.
Less hack on manager.
Single class for all Drupal field types.
Start using angularjs.module
Remove classic Drupal form in favor of AngularJS app.
Remove classic Drupal form in favor of AngularJS app (continue)
For status to be bool.
misc
Rename columns.
Make sure form entity has uuid generator.
FormEntity must implement FormInterface.
Each bundle in Drupal is an entity type in form center.
Lazy gettings fields for DrupalEntityType.
FormEntity should be uuid aware.
Each bundle in Drupal is an entity type in form center (continue).
Add DrupalField.