pep8 blank lines fixes

flake8 --select W391,E302,E301,E304

autopep8 can't fix W391 even though it claims it can.
Fixed using a simple custom script.

modules/presseurop/pages/article.py

@@ -55,6 +55,7 @@ class PresseuropPage(GenericNewsPage):
         except:
             return author
 
+
 class DailyTitlesPage(PresseuropPage):
     def on_loaded(self):
         self.main_div = self.document.getroot()