Tokio v1.14.0

1.14.0 (November 15, 2021)

Fixed

• macros: fix compiler errors when using mut patterns in select! (#4211)
• sync: fix a data race between oneshot::Sender::send and awaiting a
  oneshot::Receiver when the oneshot has been closed (#4226)
• sync: make AtomicWaker panic safe (#3689)
• runtime: fix basic scheduler dropping tasks outside a runtime context
  (#4213)

Added

• stats: add RuntimeStats::busy_duration_total (#4179, #4223)

Changed

• io: updated copy buffer size to match std::io::copy (#4209)

Documented

• io: rename buffer to file in doc-test (#4230)
• sync: fix Notify example (#4212)