show "no data" label when there's nothing to display on project member list

git-svn-id: http://redmine.rubyforge.org/svn/trunk@256 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/projects_controller.rb

@@ -171,7 +171,7 @@ class ProjectsController < ApplicationController
 
   # Show members list of @project
   def list_members
-    @members = @project.members
+    @members = @project.members.find(:all)
   end
 
   # Add a new document to @project

app/views/projects/list_members.rhtml

@@ -1,5 +1,7 @@
 <h2><%=l(:label_member_plural)%></h2>
 
+<% if @members.empty? %><p><i><%= l(:label_no_data) %></i></p><% end %>
+
 <% members = @members.group_by {|m| m.role } %>
 <% members.keys.sort{|x,y| x.position <=> y.position}.each do |role| %>
 <h3><%= role.name %></h3>