* conf/locale/fr/LC_MESSAGES/django.po: translate new words to french
* accounts/templates/registration/login.html: added a missing trans keyword
* carts/views.py: fixed a mistake with the start week computation and add a test of status to avoid bad behavior
* products/admin.py: add a new func field in order to count the number of assigned products to meta-products
+ carts/management/commands/directdebits.py: command to direct debit delivery with a closed delivery date
* mailbox/templates/mailbox/*: change the date display
* accounts: removed password field from signup, now the password is generated automatically, * send a mail and add a message when signed up
* carts/management/commands/fullfillcarts.py: translation language defined, fixed a week threshold issue, add a recursive func way to get all products of a meta-product parent, send a mail when done
* carts: removed content creation when subscription created, fixed a few issues
* conf/locale/fr/LC_MESSAGES/django.po
* mailbox: added a new create_mail function and managers
* templates/nav.html: replaced svg logo by png one
* wallets/templates/wallets/withdraw.html: fit slidebar steps thanks to the balance amount
* accounts/templates/accounts/profile.html: minor
* conf/locale/fr/LC_MESSAGES/django.po: trad
* customers: added addresses manipulator
* customers: added addresses manipulator