Bug 151529 - No list of votes shown if there is a + sign in the address

r=jouni x2

webtools/bugzilla/template/en/default/bug/votes/list-for-bug.html.tmpl

@@ -41,8 +41,8 @@
   [% FOREACH user = users %]      
     <tr>
       <td>
-        <a href="votes.cgi?action=show_user&amp;user=[% user.name %]">
-          [% user.name %]
+        <a href="votes.cgi?action=show_user&amp;user=[% user.name FILTER url_quote %]">
+          [% user.name FILTER html %]
         </a>
       </td>
       <td align="right">