Merge pull request #3797 from rabuzarus/20171015_-_duplicate_event

 add event action: duplicate events

diff --cc include/event.php
index ca957d0482d4a78d497b44a1c396160d797e3348,bb05027a96fef4109922f446765dfafc537231b3..88e559a7f30b37038333c5dca5b598ca4e972b39
--- 1/include/event.php
--- 2/include/event.php
+++ b/include/event.php
@@@ -624,9 -588,10 +624,10 @@@ function process_events($arr) 
                        $last_date = $d;
  
                        // Show edit and drop actions only if the user is the owner of the event and the event
 -                      // is a real event (no bithdays)
 +                      // is a real event (no bithdays).
                        if (local_user() && local_user() == $rr['uid'] && $rr['type'] == 'event') {
                                $edit = ((! $rr['cid']) ? array(System::baseUrl() . '/events/event/' . $rr['id'], t('Edit event'), '', '') : null);
+                               $copy = ((! $rr['cid']) ? array(System::baseUrl() . '/events/copy/' . $rr['id'], t('Duplicate event'), '', '') : null);
                                $drop = array(System::baseUrl() . '/events/drop/' . $rr['id'], t('Delete event'), '', '');
                        }