add hooks for Group profile information

EVENTS.txt

@@ -1090,3 +1090,10 @@ EndGroupActionsList: End the list of actions on a group profile page (before </u
 - $action: action being executed (for output and params)
 - $group: group for the page
 
+StartGroupProfileElements: Start showing stuff about the group on its profile page
+- $action: action being executed (for output and params)
+- $group: group for the page
+			   
+EndGroupProfileElements: Start showing stuff about the group on its profile page
+- $action: action being executed (for output and params)
+- $group: group for the page

actions/showgroup.php

@@ -181,6 +181,7 @@ class ShowgroupAction extends GroupDesignAction
     function showContent()
     {
         $this->showGroupProfile();
+        $this->showGroupActions();
         $this->showGroupNotices();
     }
 
@@ -216,6 +217,8 @@ class ShowgroupAction extends GroupDesignAction
         $this->elementStart('div', array('id' => 'i',
                                          'class' => 'entity_profile vcard author'));
 
+        if (Event::handle('StartGroupProfileElements', array($this, $this->group))) {
+
             // TRANS: Group profile header (h2). Text hidden by default.
             $this->element('h2', null, _('Group profile'));
 
@@ -296,8 +299,14 @@ class ShowgroupAction extends GroupDesignAction
                 }
             }
 
-        $this->elementEnd('div');
+            Event::handle('EndGroupProfileElements', array($this, $this->group));
+        }
 
+        $this->elementEnd('div');
+    }
+
+    function showGroupActions()
+    {
         $cur = common_current_user();
         $this->elementStart('div', 'entity_actions');
         // TRANS: Group actions header (h2). Text hidden by default.