Squashed 'tools/third_party/pywebsocket3/' changes from 49ae4cba89..d1958b2ca7

d1958b2ca7 Sphinx fix: add indention for a sentence that continues in a new line. (#16)

git-subtree-dir: tools/third_party/pywebsocket3
git-subtree-split: d1958b2ca7fc67ce61ed4f57c12f1452dd96217b

Author: Hexcles

mod_pywebsocket/stream.py

@@ -875,7 +875,7 @@ def close_connection(self,
             wait_response: True when caller want to wait the response.
         Raises:
             BadOperationException: when reason is specified with code None
-            or reason is not an instance of both str and unicode.
+                or reason is not an instance of both str and unicode.
         """
 
         if self._request.server_terminated: