Improve Manage categories in Admin

app/Resources/SonataAdminBundle/views/layout.html.twig

...en/CoreBundle/Controller/ConfigurationAdminController.php

src/Biopen/GeoDirectoryBundle/Admin/CategoryAdmin.php

src/Biopen/GeoDirectoryBundle/Admin/CategoryLiteAdmin.php

src/Biopen/GeoDirectoryBundle/Admin/OptionAdmin.php

src/Biopen/GeoDirectoryBundle/Admin/OptionLiteAdmin.php

src/Biopen/GeoDirectoryBundle/Document/Category.php

...en/GeoDirectoryBundle/Resources/config/services_admin.yml

...ws/admin/core_custom/custom-fields/form-builder.html.twig

...urces/views/admin/core_custom/form_admin_fields.html.twig

...Resources/views/admin/edit/edit_option_category.html.twig

...Bundle/Resources/views/admin/list/tree_category.html.twig

...e/Resources/views/admin/list/tree_category_item.html.twig

...esources/views/element-form/form-partials/admin.html.twig

src/Biopen/SaasBundle/Controller/ProjectController.php