Clang-format of changed files

Now calling tcp_shutdown will in fact close the socket, which cascades into properly cleaning out all the pending requests.
The tcp_server_windows's shutdown logic had to be rewritted (simplified) in order to take this into account.

This code branches out of the alpha/early_adopter code and begins
building toward the beta API.

Conflicts:
	src/python/src/setup.py

If the TCP client connection alarm triggers close to the connection
deadline (but succeeds), the alarm shuts down the endpoint underneath
the existing transport... which is very bad for its health.

If the TCP client connection alarm triggers close to the connection
deadline (but succeeds), the alarm shuts down the endpoint underneath
the existing transport... which is very bad for its health.