minor fixes in docs

Author: nicoddemus

docs/index.rst

@@ -28,7 +28,7 @@ The `pytest-qt`_ package may be installed by running::
 
 .. _`pytest-qt`: http://pypi.python.org/pypi/pytest-qt/
 
-This will automatically register ``pytest-qt`` for usage in ``py.test``.
+This will automatically register it for usage in ``py.test``.
 
 
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