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/mangago/__init__.py

@@ -21,4 +21,3 @@
 from .backend import MangagoBackend
 
 __all__ = ['MangagoBackend']
-

modules/mangago/backend.py

@@ -22,6 +22,7 @@ from weboob.tools.capabilities.gallery.genericcomicreader import GenericComicRea
 
 __all__ = ['MangagoBackend']
 
+
 class MangagoBackend(GenericComicReaderBackend):
     NAME = 'mangago'
     DESCRIPTION = 'Mangago manga reading site'
@@ -33,4 +34,3 @@ class MangagoBackend(GenericComicReaderBackend):
     URL_REGEXP = r'.+mangago.com/r/l_manga/(%s).+' % ID_REGEXP
     ID_TO_URL = 'http://www.mangago.com/r/l_manga/%s'
     PAGES = { URL_REGEXP: DisplayPage }
-

modules/mangago/test.py

@@ -19,8 +19,9 @@
 
 from weboob.tools.capabilities.gallery.genericcomicreader import GenericComicReaderTest
 
+
 class MangagoTest(GenericComicReaderTest):
     BACKEND = 'mangago'
+
     def test_download(self):
         return self._test_download('manga/love_scar/mh/manga/love_scar/c001/')
-