[FIX] if a form is not dirty, always consider the corresponding o2m[list] to be valid
[FIX] if a form is not dirty, always consider the corresponding o2m[list] to be valid

the user has not modified the editable line after opening it (whether to create a new record or to edit an existing one), so shouldn't be invalid
splbio/openerp-web,vnc-biz/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web,vnc-biz/openerp-web,vnc-biz/openerp-web,gisce/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,vnc-biz/openerp-web