remove trailing white-spaces from app/views/roles/index.html.erb.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@6346 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/roles/index.html.erb

@@ -21,7 +21,7 @@
   </td>
   <td class="buttons">
     <%= link_to(l(:button_delete), { :action => 'destroy', :id => role },
-    															:method => :post, 
+    															:method => :post,
     															:confirm => l(:text_are_you_sure),
     															:class => 'icon icon-del') unless role.builtin? %>
   </td>