Fix formatting, etc in Settings documentation

docs/settings.rst

@@ -983,7 +983,7 @@ By default, pages subsequent to ``.../foo.html`` are created as
 ``.../foo2.html``, etc. The ``PAGINATION_PATTERNS`` setting can be used to
 change this. It takes a sequence of triples, where each triple consists of::
 
-  (minimum_page, page_url, page_save_as,)
+    (minimum_page, page_url, page_save_as,)
 
 For ``page_url`` and ``page_save_as``, you may use a number of variables.
 ``{url}`` and ``{save_as}`` correspond respectively to the ``*_URL`` and
@@ -997,7 +997,7 @@ subsequent pages at ``.../page/2/`` etc, you could set ``PAGINATION_PATTERNS``
 as follows::
 
   PAGINATION_PATTERNS = (
-      (1, '{url}', '{save_as}`,
+      (1, '{url}', '{save_as}',
       (2, '{base_name}/page/{number}/', '{base_name}/page/{number}/index.html'),
   )
 
@@ -1238,7 +1238,7 @@ ignored. Simply populate the list with the log messages you want to hide, and
 they will be filtered out.
 
 For example::
-    
+
    import logging
    LOG_FILTER = [(logging.WARN, 'TAG_SAVE_AS is set to False')]