Statsd

Fixed

- Updated PyPI trove classifiers for current Python versions.

Added

- Updates support to Python 3.7 through 3.11.
- Added `close()` method to UDP-based `StatsClient`. (136)

Dropped

- Drops support for Python 2.

Fixed

- Using a timing decorator on an async function should now properly measure the
execution time, instead of counting immediately. See 119.

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- Drop support for Python 2.5, 2.6, 3.2, 3.3 (108, 116).
- Add UnixSocketStatsClient (76, 112).
- Add support for timedeltas in timing() (104, 111).
- Fix timer decorator with partial functions (85).
- Remove ABCMeta metaclass (incompatible with Py3) (109).
- Refactor client module (115).
- Various doc updates (99, 102, 110, 113, 114).

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- Use a monotomic timer to avoid clock adjustments (96).
- Test on Python 3.5 and 3.6.
- Various doc updates.

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- Restore `StatsClient(host, port, prefix)` argument order.

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- Add an explicit IPv6 flag.
- Add support for sub-millisecond timings