Fixes from testrun

cps/db.py

@@ -1126,7 +1126,7 @@ class CalibreDB:
                                  .filter(self.common_filters())
                                  .count())
                 if no_lang_count:
-                    tags.append([Category(_("None"), None, "none"), no_lang_count])
+                    tags.append([Category(_("None"), "None", "none"), no_lang_count])
             return sorted(tags, key=lambda x: x[0].name.lower(), reverse=reverse_order)
         else:
             if not languages:

cps/web.py

@@ -711,7 +711,7 @@ def render_language_books(page, name, order):
             lang_name = _("None")
     except KeyError:
         abort(404)
-    if name == "none":
+    if name.lower() == "none":
         entries, random, pagination = calibre_db.fill_indexpage(page, 0,
                                                                 db.Books,
                                                                 db.Languages.lang_code == None,