[FIX] For act window target new, always use a new dialog object
[FIX] For act window target new, always use a new dialog object

Buttons footer hack in dialogs makes reusability of dialog impossible


havt/openerp-web,akretion/openerp-web,havt/openerp-web,havt/openerp-web,akretion/openerp-web,havt/openerp-web,akretion/openerp-web,havt/openerp-web