[FEAT] #261 Priority order

...ch_entreprise/Views/baskets-administration.component.html

...entreprise/Views/priorities-administration.component.html

...ch_entreprise/class/class_business_app_tools_Abstract.php

...app/administration/priorities-administration.component.ts

rest/index.php

sql/data_fr.sql

sql/develop.sql

sql/structure.sql

src/app/basket/controllers/BasketController.php

src/app/priority/controllers/PriorityController.php

src/app/priority/models/PriorityModelAbstract.php

src/core/lang/lang-en.php

src/core/lang/lang-fr.php