Add support for the websocket close status code and reason fields.

Closes #890.
Add python 3.4 tests to tox
Document the fact that tornado.options configures logging by default.

Add tests and comments for how to disable this configuration.
Make it slightly easier to disable by making the command line
flag case-insensitive and allowing `None` instead of the string "none"
when setting the flag in code.

Closes #952.
Catch up on next-release notes.
Fixed automatic port allocation in bind_sockets.

bind_sockets should use the same port on IPv4 and IPv6 if port=None.
Merge pull request #977 from schlamar/fix-port-allocation

Fixed automatic port allocation in bind_sockets.
Disable port-allocation test on mac to avoid annoying firewall prompts.
Add a warning label to WSGIContainer.
Fix bit-rotted app engine tests.

sys.argv is no longer empty in dev_appserver.