[FIX] web: correct jsonp behavior when len(payload) >= 2000
[FIX] web: correct jsonp behavior when len(payload) >= 2000

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