[FIX]:fix issue for launch security and user message

bzr revid: aja@tinyerp.com-20121119092652-69f58c4au9rlei95

addons/lunch/security/lunch_security.xml

@@ -3,6 +3,7 @@
     <data>
         <record id="group_lunch_manager" model="res.groups">
             <field name="name">Lunch / Manager</field>
+            <field name="implied_ids" eval="[(4, ref('group_lunch_user'))]"/>
         </record>
         <record id="group_lunch_user" model="res.groups">
             <field name="name">Lunch / User</field>

addons/mail/static/src/js/mail.js

@@ -274,7 +274,7 @@ openerp.mail = function (session) {
             //formating and add some fields for render
             if (this._date) {
                 this.date = session.web.format_value(this._date, {type:"datetime"});
-                this.timerelative = $.timeago(this.date);
+                this.timerelative = $.timeago(this._date);
             } 
             if (this.type == 'email' && (!this.author_id || !this.author_id[0])) {
                 this.avatar = ('/mail/static/src/img/email_icon.png');