[mod] limiter: add config file /etc/searxng/limiter.toml

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

searx/tools/__init__.py

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+# lint: pylint
+""".. _tools src:
+
+A collection of *utilities* used by SearXNG, but without SearXNG specific
+peculiarities.
+
+"""