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/dlfp/pages/index.py

@@ -20,6 +20,7 @@
 
 from weboob.tools.browser import BasePage
 
+
 class DLFPPage(BasePage):
     def is_logged(self):
         for form in self.document.getiterator('form'):
@@ -28,6 +29,7 @@ class DLFPPage(BasePage):
 
         return True
 
+
 class IndexPage(DLFPPage):
     def get_login_token(self):
         form = self.parser.select(self.document.getroot(), 'form#new_account_sidebar', 1)
@@ -35,5 +37,6 @@ class IndexPage(DLFPPage):
             if i.attrib['name'] == 'authenticity_token':
                 return  i.attrib['value']
 
+
 class LoginPage(DLFPPage):
     pass