Set custom title to admin

transparency/admin.py

@@ -9,6 +9,9 @@ from costs.models import Cost, Document, Good, Service
 
 
 class MyAdminSite(AdminSite):
+    site_title = 'Administration de Transparency'
+    site_header = site_title
+
     # Some models available for new/change but not listed in index pages.
     hidden_models = ['service', 'cost', 'good']