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/transilien/pages/departures.py

@@ -30,6 +30,7 @@ __all__ = ['StationNotFound', 'DeparturesPage']
 class StationNotFound(UserError):
     pass
 
+
 class DeparturesPage(BasePage):
     def iter_routes(self):
         try:

modules/transilien/pages/roadmap.py

@@ -54,6 +54,7 @@ class RoadmapSearchPage(BasePage):
                 raise RoadmapError('Unable to establish a roadmap with %s time at "%s"' % ('departure' if departure_time else 'arrival', time))
         self.browser.submit()
 
+
 class RoadmapPage(BasePage):
     def get_steps(self):
         errors = []
@@ -95,6 +96,7 @@ class RoadmapPage(BasePage):
             return datetime.timedelta(hours=int(m.group(1)),
                                       minutes=int(m.group(2)))
 
+
 class RoadmapConfirmPage(RoadmapPage):
     def select(self, name, num):
         try: