hide add new file button if user has no permission for it

rhodecode/templates/files/files_browser.html

@@ -26,9 +26,11
               <div id="search_activate_id" class="search_activate">
                   <a id="filter_activate" href="#">${_('search file list')}</a>
               </div>
+              % if h.HasRepoPermissionAny('repository.write','repository.admin')(c.repo_name):            
               <div  id="add_node_id" class="add_node">
                   <a href="${h.url('files_add_home',repo_name=c.repo_name,revision=c.changeset.raw_id,f_path=c.f_path)}">${_('add new file')}</a>
               </div>        
+              % endif               
         <div>
             <div id="node_filter_box_loading" style="display:none">${_('Loading file list...')}</div>
             <div id="node_filter_box" style="display:none">