increased top-level tox depth

docs/source/index.rst

@@ -13,7 +13,7 @@ by an HTTP API.
 
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 3
    :caption: Contents:
 
    configuration

docs/source/protocol/index.rst

@@ -15,6 +15,15 @@ Please refer to [RFC 2616](https://tools.ietf.org/html/rfc2616)
 and www.json.org for more details.
 
 
+/version
+-------------
+
+.. autofunction:: inventory_provider.routes.default.version
+
+
+API modules
+--------------
+
 .. toctree::
    :maxdepth: 2
    :caption: Contents:
@@ -22,8 +31,4 @@ and www.json.org for more details.
    classifier
 
 
-/version
--------------
-
-.. autofunction:: inventory_provider.routes.default.version