Easy spacing fixes, trailing stuff

Remove useless trailing \
Remove trailing spaces
Add missing empty lines

autopep8 -ir -j2 --select=E301,E302,E502,W291,W293,W391 .

Diff quickly checked.

modules/phpbb/pages/forum.py

@@ -40,6 +40,7 @@ class Link(object):
         self.title = u''
         self.date = None
 
+
 class ForumPage(PhpBBPage):
     def iter_links(self):
         for li in self.parser.select(self.document.getroot(), 'ul.forums li.row'):
@@ -72,6 +73,7 @@ class ForumPage(PhpBBPage):
 
             yield value, option.text.strip(u'» \xa0\n\r')
 
+
 class Post(object):
     def __init__(self, forum_id, topic_id, id):
         self.id = int(id)
@@ -84,6 +86,7 @@ class Post(object):
         self.signature = u''
         self.parent = 0
 
+
 class TopicPage(PhpBBPage):
     def on_loaded(self):
         div = self.document.getroot().cssselect('div.pagination')[0]