[fix] problem in o2m
[fix] problem in o2m

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