WIP:erp5_web_renderjs_ui: fix toLocale return uncorrect value error

example error: value: 'Fri, 01 Jan 2016 00:00:00 +0500' state_date = new Date(value) ==> Thu Dec 31 2015 20:00:00 GMT+0100 (CET) text_content will be 31/12/2015 20:00:00 instead of 01/01/2016 00:00:00