Some external tools send email as pure html (no multipart) and when parsing such email we ends up having the raw HTML as body (text) This commit ensure we correctly parse and sanitize the body as HTML for such emails. closes odoo/odoo#132127 Task-id: 3451889 X-original-commit: a4763d214bfc7b09510226e552f749f9cd95870e Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com> Signed-off-by: Xavier Alt (xal) <xal@odoo.com>