[ADD] underscore utility library. See http://documentcloud.github.com/underscore/ for documentation

bzr revid: xmo@openerp.com-20110322131559-afci46oyqecw571s

addons/base/static/openerp/base.html

@@ -5,6 +5,7 @@
     <title>OpenERP</title>
     <link rel="shortcut icon" href="/openobject/static/images/favicon.ico" type="image/x-icon"/>
 
+    <script src="/base/static/underscore/underscore.js" type="text/javascript"></script>
 
     <!-- jquery -->
     <script src="/base/static/jquery/jquery-1.5.1.js"></script>