Merge pull request #414 from travigd/travigd-patch-1

Fix documentation error.

Author: minrk

docs/messaging.rst

@@ -415,7 +415,7 @@ Execution results
 Message type: ``execute_reply``::
 
     content = {
-      # One of: 'ok' OR 'error' OR 'abort'
+      # One of: 'ok' OR 'error' OR 'aborted'
       'status' : str,
 
       # The global kernel counter that increases by one with each request that