Merge branch 'docs-fixes' into docs-mw

Bring in the build fixes so that we can successfully build PDFs again.

Documentation/conf.py

@@ -388,6 +388,12 @@ latex_elements = {
         verbatimhintsturnover=false,
     ''',
 
+    #
+    # Some of our authors are fond of deep nesting; tell latex to
+    # cope.
+    #
+    'maxlistdepth': '10',
+
     # For CJK One-half spacing, need to be in front of hyperref
     'extrapackages': r'\usepackage{setspace}',
 

Documentation/sphinx/translations.py

@@ -29,10 +29,7 @@ all_languages = {
 }
 
 class LanguagesNode(nodes.Element):
-    def __init__(self, current_language, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-
-        self.current_language = current_language
+    pass
 
 class TranslationsTransform(Transform):
     default_priority = 900
@@ -49,7 +46,8 @@ class TranslationsTransform(Transform):
             # normalize docname to be the untranslated one
             docname = os.path.join(*components[2:])
 
-        new_nodes = LanguagesNode(all_languages[this_lang_code])
+        new_nodes = LanguagesNode()
+        new_nodes['current_language'] = all_languages[this_lang_code]
 
         for lang_code, lang_name in all_languages.items():
             if lang_code == this_lang_code:
@@ -84,7 +82,7 @@ def process_languages(app, doctree, docname):
 
         html_content = app.builder.templates.render('translations.html',
             context={
-                'current_language': node.current_language,
+                'current_language': node['current_language'],
                 'languages': languages,
             })