markpages: Use redarticle attribute of Page

Instead of trying to reconstruct our db article title, use the one added
to Page-object by redfam.article_generator

Related Task: [FS#161](https://fs.golderweb.de/index.php?do=details&task_id=161)

bots/markpages.py

@@ -184,14 +184,8 @@ class MarkPagesBot( CurrentPageBot ):  # sets 'current_page' on each treat()
         # None if change was not accepted by user
         save_ret = self.put_current( self.new_text, summary=summary )
 
-        # Normalize title with anchor (replace spaces in anchor)
-        article = self.current_page.toggleTalkPage().title(
-            asLink=True, textlink=True)
-        article = article.strip("[]")
-        article_parts = article.split("#", 1)
-        if len(article_parts) == 2:
-            article_parts[1] = article_parts[1].replace(" ", "_")
-            article = "#".join(article_parts)
+        # Get article as named in db
+        article = self.current_page.redarticle
 
         # Status
         if add_ret is None or ( add_ret and save_ret ):