Added the ability to add project information.

app/application/lang/en/admin-sections.php

@@ -5,4 +5,9 @@ return [
     'Users' => 'Users',
     'AdminPanel' => 'Admin Panel',
     'Projects' => 'Projects',
+    'Project' => 'Project',
+    'Sections' => 'Sections',
+    'About project' => 'About the project',
+    'Languages' => 'Languages',
+    'Last update' => 'Last update',
 ];