[FIX] website_version: dependence
[FIX] website_version: dependence

The module website_version depends of mail because the model "website_version.experiment"
inherits of 'mail.thread'.

hip-odoo/odoo,optima-ict/odoo,dfang/odoo,ygol/odoo,syci/OCB,Elico-Corp/odoo_OCB,bplancher/odoo,optima-ict/odoo,optima-ict/odoo,ygol/odoo,storm-computers/odoo,stephen144/odoo,sysadminmatmoz/OCB,ygol/odoo,storm-computers/odoo,ygol/odoo,dfang/odoo,sysadminmatmoz/OCB,hip-odoo/odoo,microcom/odoo,laslabs/odoo,microcom/odoo,stephen144/odoo,hip-odoo/odoo,dfang/odoo,syci/OCB,bplancher/odoo,storm-computers/odoo,bplancher/odoo,dfang/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,ygol/odoo,optima-ict/odoo,hip-odoo/odoo,stephen144/odoo,microcom/odoo,stephen144/odoo,dfang/odoo,storm-computers/odoo,sysadminmatmoz/OCB,storm-computers/odoo,microcom/odoo,storm-computers/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,hip-odoo/odoo,optima-ict/odoo,Elico-Corp/odoo_OCB,sysadminmatmoz/OCB,laslabs/odoo,laslabs/odoo,ygol/odoo,optima-ict/odoo,ygol/odoo,syci/OCB,sysadminmatmoz/OCB,syci/OCB,stephen144/odoo,sysadminmatmoz/OCB,microcom/odoo,stephen144/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,syci/OCB,hip-odoo/odoo,dfang/odoo,bplancher/odoo,laslabs/odoo,Elico-Corp/odoo_OCB,syci/OCB,laslabs/odoo,microcom/odoo,sysadminmatmoz/OCB