0.3.22

• Fix Sync impl of BiLockGuard (#2570)
• Fix partial iteration in FuturesUnordered (#2574)
• Fix false detection of inner panics in Shared (#2576)
• Add Mutex::lock_owned and Mutex::try_lock_owned (#2571)
• Add io::copy_buf_abortable (#2507)
• Remove Unpin bound from TryStreamExt::into_async_read (#2599)
• Make run_until_stalled handle self-waking futures (#2593)
• Use FuturesOrdered in try_join_all (#2556)
• Fix orderings in LocalPool waker (#2608)
• Fix stream::Chunk adapters size hints (#2611)
• Add push_front and push_back to FuturesOrdered (#2591)
• Deprecate FuturesOrdered::push in favor of FuturesOrdered::push_back (#2591)
• Performance improvements (#2583, #2626)
• Documentation improvements (#2579, #2604, #2613)