Fix so clicking pushgroup link on contacts list does not load group information page

Added a general way to mark all such links with data-action-link attribute.

program/js/list.js

@@ -666,7 +666,7 @@ is_event_target: function(e)
   var target = rcube_event.get_target(e),
     tagname = target.tagName.toLowerCase();
 
-  return !(target && (tagname == 'input' || tagname == 'img' || (tagname != 'a' && target.onclick)));
+  return !(target && (tagname == 'input' || tagname == 'img' || (tagname != 'a' && target.onclick) || $(target).data('action-link')));
 },
 
 

program/steps/addressbook/func.inc

@@ -412,6 +412,7 @@ function rcmail_js_contacts_list($result, $prefix='')
                             'rel' => $row['ID'],
                             'title' => $RCMAIL->gettext('listgroup'),
                             'onclick' => sprintf("return %s.command('pushgroup',{'source':'%s','id':'%s'},this,event)", rcmail_output::JS_OBJECT_NAME, $source_id, $row['CID']),
+                            'data-action-link' => true,
                         ), '»');
                     }
                     else