title: I am using UIActivityViewController , But it rotates images if I share it on Facebook, Email etc
body: <p>I am using <code>UIActivityViewController</code> to share images.
  As it share image on facebook or email. Then image gets rotate. Why it is so ?</p>
  
  <p>My Code is as follows:
  ShareArr contains image objects</p>
  
  <pre><code>ActivityViewCustomActivity *aVCA = [[ActivityViewCustomActivity alloc]init];
  UIActivityViewController *controller = [[UIActivityViewController alloc] initWithActivityItems:shareArr applicationActivities:[NSArray arrayWithObject:aVCA]];
  [controller setCompletionHandler:^(NSString *activityType, BOOL completed) { }];
  [self presentViewController:controller animated:YES completion:nil];
  </code></pre>
  
  <p>Any idea ?</p>