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/axabanque/pages.py

@@ -40,6 +40,7 @@ class UnavailablePage(BasePage):
     def on_loaded(self):
         raise BrowserUnavailable()
 
+
 class VirtKeyboard(MappedVirtKeyboard):
     symbols={'0':'f47e48cfdf3abc6716a6b0aadf8eebe3',
              '1':'3495abaf658dc550e51c5c92ea56b60b',
@@ -148,6 +149,7 @@ class AccountsPage(BasePage):
             account._args = args
             yield account
 
+
 class Transaction(FrenchTransaction):
     PATTERNS = [(re.compile('^RET(RAIT) DAB (?P<dd>\d{2})/(?P<mm>\d{2}) (?P<text>.*)'),
                                                               FrenchTransaction.TYPE_WITHDRAWAL),