Fixed typos in Changelog

Changelog

@@ -91,9 +91,9 @@ Fixes
 
     There was a race condition when the MainThread was waiting for the pool
     semaphore to be released.  The ResultHandler now terminates after 5
-    seconds if there still results that have not been started, but no worker
-    processes left to start them  (it needs to timeout because there could
-    still be an ack+result that we haven't consumed from the result queue. It
+    seconds if there are unacked jobs, but no worker processes left to start
+    them  (it needs to timeout because there could still be an ack+result
+    that we haven't consumed from the result queue. It
     is unlikely we will receive any after 5 seconds with no worker processes).
 
 * celerybeat: Now creates pidfile even if the ``--detach`` option is not set.
@@ -148,11 +148,11 @@ Fixes
 * Now emits a user-friendly error message if the result backend name is
   unknown (Issue #349).
 
-* :mod:`celery.contrib.batches`: Now sets loglevel and logfile in task request so
-  ``task.get_logger`` works with batch tasks (Issue #357).
+* :mod:`celery.contrib.batches`: Now sets loglevel and logfile in the task
+  request so ``task.get_logger`` works with batch tasks (Issue #357).
 
-* celeryd: An exception was raised if using the amqp transport and prefetch
-  the count value exceeded 65535 (Issue #359).
+* celeryd: An exception was raised if using the amqp transport and the prefetch
+  count value exceeded 65535 (Issue #359).
 
     The prefetch count is incremented for every received task with an
     ETA/countdown defined.  The prefetch count is a short, so can only support
@@ -170,7 +170,7 @@ Fixes
 * ``Task.after_return`` is now always called *after* the result has been
   written.
 
-* Cassandra Result Backend: Should now works with the latest ``pycassa``
+* Cassandra Result Backend: Should now work with the latest ``pycassa``
   version.
 
 * multiprocessing.Pool: No longer cares if the putlock semaphore is released