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/orange/pages/compose.py

@@ -22,8 +22,6 @@ import re
 from weboob.capabilities.messages import CantSendMessage
 from weboob.tools.browser import BasePage
 
-__all__ = ['ComposePage', 'ConfirmPage']
-
 
 class ConfirmPage(BasePage):
     def on_loaded(self):

modules/orange/pages/login.py

@@ -20,8 +20,6 @@
 from weboob.tools.browser import BasePage
 import urllib
 
-__all__ = ['LoginPage']
-
 
 class LoginPage(BasePage):
     def on_loaded(self):