[FIX] FormOpenPopup does not trigger on_button_cancel
[FIX] FormOpenPopup does not trigger on_button_cancel

splbio/openerp-web,gisce/openerp-web,gisce/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web,splbio/openerp-web,gisce/openerp-web