[ADD] : module website_mail_group
[IMP] : code
[ADD] : demo data
[MERGE]: with trunk
[IMP]: demo data
[IMP] : Group follow/unfollow button not visible without logged in
[IMP] layout
[IMP] : join group button is visible to public user if public user will click on join group will ask to login
[IMP] : button color
[ADD] : 'Mailing List' menu in footer
Launchpad automatic translations update.
[IMP] Cleaning Archives
[IMP] removing unused directoriess
[IMP] Clean CTA
[IMP] attachments on messages
[MERGE] trunk
[IMP] Mailing List Fixes
[IMP] removed unsed files
[MERGE] Mailing List Archives for Website
[FIX] website tests crawler, admin password != super admin password
[FIX] website test, remove useless test, waitfor banner fix
[FIX] website tour, prepare for manual injection
- reorder website.js in a choerent way
- remove injectable website.tour.test.js

We will do injection manually using website.inject_tour, in the mean time only
non injection test are supported, fully disable test needing inject, until fme
merge its fix.