Fix typo in index.rst

docs/index.rst

@@ -111,7 +111,7 @@ two loggers: ``elasticsearch`` and ``elasticsearch.trace``. ``elasticsearch``
 is used by the client to log standard activity, depending on the log level.
 ``elasticsearch.trace`` can be used to log requests to the server in the form
 of ``curl`` commands using pretty-printed json that can then be executed from
-command line. The tace logger doesn't inherit from the base one - it needs to
+command line. The trace logger doesn't inherit from the base one - it needs to
 be activated separately.
 
 .. _logging library: http://docs.python.org/3.3/library/logging.html