Fix add group link, a=chris

diff --git a/src/views/elements/GroupfeedElement.php b/src/views/elements/GroupfeedElement.php
index 855b098a6..58e0fd8b2 100644
--- a/src/views/elements/GroupfeedElement.php
+++ b/src/views/elements/GroupfeedElement.php
@@ -83,11 +83,11 @@ class GroupfeedElement extends Element implements CrawlConstants
                 <div class="float-same admin-collapse"><?php
                 if (isset($data['SUBSCRIBE_LINK'])) {
                     if ($data['SUBSCRIBE_LINK'] == C\PUBLIC_JOIN) {
-                        e('[<a href="'.$paging_query.'arg=addgroup">'.
+                        e('[<a href="'.$paging_query.'&amp;arg=addgroup">'.
                         tl('groupfeed_element_add_group').
                         '</a>]');
                     } else if ($data['SUBSCRIBE_LINK'] != C\NO_JOIN) {
-                        e('[<a href="'.$paging_query.'arg=addgroup">'.
+                        e('[<a href="'.$paging_query.'&amp;arg=addgroup">'.
                         tl('groupfeed_element_request_add').
                         '</a>]');
                     }
@@ -150,8 +150,6 @@ class GroupfeedElement extends Element implements CrawlConstants
                         }
                     }
                 } else if (isset($data['JUST_GROUP_ID'])) {
-                    $manage_groups = B\controllerUrl($data['CONTROLLER'], true).
-                        $token_string . "&amp;a=manageGroups";
                     e( $data['SUBTITLE']);
                     e(" [".tl('groupfeed_element_feed')."|".
                     "<a href='". htmlentities(B\wikiUrl(