Fix bug with CreateOrUpdateAddress action
	modifié:         core/lib/Thelia/Action/Address.php
Merge branch 'master' of https://github.com/thelia/thelia into origin/master
Merge branch 'master' of https://github.com/thelia/thelia
Merge branch 'master' of https://github.com/thelia/thelia
Fix issue #511
When the user is registred in the session, the method "eraseCredentials" is cal$
( Thelia\Core\Security\SecurityContext::setCustomerUser ).
The form checks if the customer user of the session has the password given,
or, in the session, the password is null, so it doesn't work.

        modifié:         core/lib/Thelia/Form/CustomerPasswordUpdateForm.php
Merge pull request #512 from lovenunu/fix

Fix issue #511