Mail statistics are now stored onto a separated object (mail.mail.statistics), allowing to
handle emails separately from statistics (among other removing mail.mail entries while keeping
statistics).
Everything linnked to opened/replied/bounce is not managed by mass_mailing, removed added code
in mail module.
bzr revid: tde@openerp.com-20130913115408-322cyjipdg680as6
Added 2 fields on mail_mail to count read/bounce.
Added bounce alias bounce-mail_id-model-res_id.
Added message_receive_bounce method that try to incremetn message_bounce field.
bzr revid: tde@openerp.com-20130806151143-7dw6xlj8n7mh0nqe
Olivier Dony
Jamin Shah (OpenERP)
Thibault Delavallée
Antony Lesuisse
Christophe Simonis
Vo Minh Thu
Christophe Matthieu