Entities configuration

The config row in the hellodb table should contain a definition of the entities in the database.

For each entities and so table, this is the specification:

players:
  toString: $first_name $last_name
  label:
    en: Player
    fr: Joueur
  labelPlural:
    en: Players
    fr: Joueurs
  newButton:
    en: New player
    fr: Nouveau joueur
  editButton:
    en: Edit player
    fr: Modifier joueur
  deleteButton:
    en: Delete player
    fr: Supprimer le joueur
  orderBy: last_name
  fields:
    ...

Property	Required	Usage
players	yes	An unique identifier defining the entity and the table name
toString	yes	How to calculate the name of the entity to be rendered from this table, using its fields. Should contain column names (not SmartFields) preceded by `$`
label	yes	A translatable property defining the entity name in the singular form
labelPlural	yes	A translatable property defining the entity name in the plural form
newButton	yes	A translatable property defining the text for the "new" button
editButton	yes	A translatable property defining the text for the "edit" button
deleteButton	yes	A translatable property defining the text for the "delete" button
fields	yes	Defines the configuration for each field of the table (see fields configuration)
orderBy	no	Allows to automatically sort the entites list from a field