Make markpages using new DB/Class structure

Update markpages and RedFamWorker-Code to use the new sqlalchemy based
DB ORM Interface

bots/markpages.py

@@ -87,6 +87,9 @@ class MarkPagesBot( CurrentPageBot ):  # sets 'current_page' on each treat()
             for redfam in self.redfams:
                 redfam.update_status()
 
+            RedFamWorker.flush_db_cache()
+
+
     @property
     def redfams(self):
         """
@@ -168,7 +171,7 @@ class MarkPagesBot( CurrentPageBot ):  # sets 'current_page' on each treat()
         save_ret = self.put_current( self.new_text, summary=summary )
 
         # Status
-        if add_ret is None or add_ret and save_ret:
+        if add_ret is None or ( add_ret and save_ret ):
             self.current_page.redfam.article_add_status(
                 "marked",
                 title=self.current_page.title(withNamespace=False))