[fix] fixed problem with duration due to dhtmlx gantt view stupid conception
[fix] fixed problem with duration due to dhtmlx gantt view stupid conception

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