Fix exception when moving tasks

NEWS

@@ -9,6 +9,7 @@ Enhancements
 Bug fixes
  - [web] fixed refresh of addressbook when deleting one or many cards
  - [web] reset multiple-selection mode after deleting cards, events or tasks
+ - [web] fixed exception when moving tasks to a different calendar
 
 3.1.4 (2016-07-12)
 ------------------

SoObjects/Appointments/SOGoCalendarComponent.m

@@ -1,6 +1,6 @@
 /* SOGoCalendarComponent.m - this file is part of SOGo
  *
- * Copyright (C) 2006-2014 Inverse inc.
+ * Copyright (C) 2006-2016 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -32,6 +32,7 @@
 #import <NGCards/iCalCalendar.h>
 #import <NGCards/iCalDateTime.h>
 #import <NGCards/iCalEvent.h>
+#import <NGCards/iCalToDo.h>
 #import <NGMime/NGMimeBodyPart.h>
 #import <NGMime/NGMimeMultipartBody.h>
 #import <NGMail/NGMimeMessage.h>
@@ -1275,7 +1276,7 @@
     }
   else
     {
-      newUID = [[[calendar events] objectAtIndex: 0] uid];
+      newUID = [[[calendar allObjects] objectAtIndex: 0] uid];
     }
 
   newComponent = [[self class] objectWithName: