Remove useless __all__ in modules

They bring nothing of value (we never use import * anyway) and introduce
a maintenance burden.

The __all__ that I left might not be very useful either but at least
they are not a pain to maintain; they are also used by pyflakes in some
cases.

modules/freemobile/pages/history.py

@@ -31,9 +31,6 @@ from weboob.tools.browser2.filters import Date, CleanText, Attr, Filter,\
 from weboob.capabilities.bill import Detail, Bill
 
 
-__all__ = ['HistoryPage', 'DetailsPage', 'BadUTF8Page']
-
-
 class FormatDate(Filter):
     def filter(self, txt):
         return datetime.strptime(txt, "%Y%m%d").date()

modules/freemobile/pages/homepage.py

@@ -23,8 +23,6 @@ from weboob.tools.browser2.page import method
 from weboob.tools.browser2.elements import ListElement, ItemElement
 from weboob.tools.browser2.filters import CleanText, Attr, Field, Format, Filter
 
-__all__ = ['HomePage']
-
 
 class GetID(Filter):
     def filter(self, txt):

modules/freemobile/pages/login.py

@@ -24,8 +24,6 @@ from PIL import Image
 
 from weboob.tools.browser2.page import HTMLPage
 
-__all__ = ['LoginPage']
-
 
 class FreeKeyboard(object):
     symbols = {'0': '001111111111110011111111111111111111111111111110000000000011110000000000011111111111111111011111111111111001111111111110',

modules/freemobile/test.py

@@ -21,9 +21,6 @@
 from weboob.tools.test import BackendTest
 
 
-__all__ = ['FreeMobileTest']
-
-
 class FreeMobileTest(BackendTest):
     BACKEND = 'freemobile'