Add PR#

Author: hynek

README.rst

@@ -179,6 +179,7 @@ Changelog
 - Support for async and async gen fixtures has been added.
   `#45 <https://github.com/pytest-dev/pytest-asyncio/pull/45>`_
 - The deprecation warning regarding ``asyncio.async()`` has been fixed.
+  `#51 <https://github.com/pytest-dev/pytest-asyncio/pull/51>`_
 
 0.5.0 (2016-09-07)
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