Add missing config and remove lefovers

Author: humitos

hoverxref/extension.py

@@ -220,6 +220,7 @@ def setup(app):
     app.add_config_value('hoverxref_auto_ref', False, 'env')
     app.add_config_value('hoverxref_mathjax', False, 'env')
     app.add_config_value('hoverxref_sphinxtabs', False, 'env')
+    app.add_config_value('hoverxref_roles', [], 'env')
     app.add_config_value('hoverxref_domains', [], 'env')
 
     app.add_config_value('hoverxref_tooltip_api_host', 'https://readthedocs.org', 'env')

tests/examples/custom-object/conf.py

@@ -11,10 +11,8 @@
 
 
 def setup(app):
-    from hoverxref.nodeparser import parse_node
     app.add_object_type(
         'confval',  # directivename
         'confval',  # rolename
         'pair: %s; configuration value',  # indextemplate
-        parse_node=parse_node('confval'),
     )