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/bnporc/perso/accounts_list.py

@@ -26,8 +26,6 @@ from weboob.capabilities.bank import Account
 from weboob.capabilities.base import NotAvailable
 from weboob.tools.browser import BasePage, BrokenPageError, BrowserPasswordExpired
 
-__all__ = ['AccountsList', 'AccountPrelevement']
-
 
 class AccountsList(BasePage):
     ACCOUNT_TYPES = {

modules/bnporc/perso/login.py

@@ -25,8 +25,6 @@ import urllib
 from weboob.tools.browser import BasePage, BrowserUnavailable
 from weboob.tools.captcha.virtkeyboard import VirtKeyboard, VirtKeyboardError
 
-__all__ = ['LoginPage', 'ConfirmPage', 'ChangePasswordPage']
-
 
 class BNPVirtKeyboard(VirtKeyboard):
     symbols={'0': '9cc4789a2cb223e8f2d5e676e90264b5',

modules/bnporc/perso/messages.py

@@ -28,8 +28,6 @@ from datetime import datetime
 
 from lxml.html import make_links_absolute
 
-__all__ = ['MessagesPage', 'MessagePage']
-
 
 class MessagesPage(BasePage):
     def iter_threads(self):

modules/bnporc/perso/transactions.py

@@ -24,9 +24,6 @@ from weboob.tools.browser import BasePage
 from weboob.tools.capabilities.bank.transactions import FrenchTransaction
 
 
-__all__ = ['AccountHistory', 'AccountComing']
-
-
 class Transaction(FrenchTransaction):
     PATTERNS = [(re.compile(u'^(?P<category>CHEQUE)(?P<text>.*)'),        FrenchTransaction.TYPE_CHECK),
                 (re.compile('^(?P<category>FACTURE CARTE) DU (?P<dd>\d{2})(?P<mm>\d{2})(?P<yy>\d{2}) (?P<text>.*?)( CA?R?T?E? ?\d*X*\d*)?$'),

modules/bnporc/perso/transfer.py

@@ -25,9 +25,6 @@ from weboob.tools.ordereddict import OrderedDict
 from weboob.capabilities.bank import TransferError
 
 
-__all__ = ['TransferPage', 'TransferConfirmPage', 'TransferCompletePage']
-
-
 class Account(object):
     def __init__(self, id, label, send_checkbox, receive_checkbox):
         self.id = id