title: What is the replacement method for this MagicalRecord deprecated call?
body: <p>How do I find the replacement method in MagicalRecord for this (which has been deprecated)?  I have looked at Google, SO and the docs; nothing seems to be a replacement, and of course, nothing in the docs tell you what replaced the deprecated method.  :-{</p>
  
  <pre><code>[[NSManagedObjectContext MR_contextForCurrentThread] MR_saveErrorHandler:^(NSError *error)
  </code></pre>