Provide ability for admins to manage user organisation membership & admin rights

- Required overwriting a bunch of base code to slot in the handling
- Admins are shown with yellow text in their organisation label

routes/users.php

@@ -0,0 +1,23 @@
+<?php
+
+/*
+ * AVSDev UF Organisations (https://avsdev.uk)
+ *
+ * @link      https://git.avsdev.uk/avsdev/sprinkle-organisations
+ * @license   https://git.avsdev.uk/avsdev/sprinkle-organisations/blob/master/LICENSE.md (LGPL-3.0 License)
+ */
+
+use UserFrosting\Sprinkle\Core\Util\NoCache;
+
+/*
+ * Extra routes for administrative user management.
+ */
+$app->group('/api/users', function () {
+    $this->get('/u/{user_name}/organisations', 'UserFrosting\Sprinkle\Organisations\Controller\UserController:getOrganisations');
+
+    $this->put('/u/{user_name}/{field}', 'UserFrosting\Sprinkle\Organisations\Controller\UserController:updateField');
+})->add('authGuard')->add(new NoCache());
+
+$app->group('/modals/users', function () {
+    $this->get('/organisations', 'UserFrosting\Sprinkle\Organisations\Controller\UserController:getModalEditOrganisations');
+})->add('authGuard')->add(new NoCache());