FTS-221: Package files controller

packaging/rpm/fts-rest.spec

@@ -195,6 +195,7 @@ cp --preserve=timestamps -r src/fts3 %{buildroot}/%{python_sitelib}
 %{python_sitelib}/fts3rest/controllers/delegation.py*
 %{python_sitelib}/fts3rest/controllers/error.py*
 %{python_sitelib}/fts3rest/controllers/__init__.py*
+%{python_sitelib}/fts3rest/controllers/files.py*
 %{python_sitelib}/fts3rest/controllers/jobs.py*
 %{python_sitelib}/fts3rest/controllers/optimizer.py*
 %{python_sitelib}/fts3rest/controllers/snapshot.py*