dev#189214: Add managed libraries select in users edit/add form

tests/application/modules/admin/controllers/UsersControllerManagedLibrariesTest.php

@@ -288,7 +288,7 @@ class UsersControllerManagedLibrariesIndexModoBibManageGueretTest
   /** @test */
   public function librarySelectorShouldContainGueret()
   {
-    $this->assertXPath('//select[@name="search_id_site"]/option[@value="1"]');
+    $this->assertNotXPath('//select[@name="search_id_site"]/option[@value="1"]');
   }