Changes
-------

* Drop support for Python 3.5 (#777)
  (by @and-semakin in da58cd26 for #777)

* Add support for Python 3.10 (#795)
  (by @elprans in abf55699 for #795)

* Add support for asynchronous iterables to `copy_records_to_table()` (#713)
  (by @elprans in 1d33ff62 for #713)

* Add support for coroutine functions as listener callbacks (#802)
  (by @elprans in 41da093e for #802)

* Add support for sslcert, sslkey and sslrootcert parameters to DSN (#768)
  (by @jdobes and @elprans in c674e86a for #768)

* Add copy_ wrappers to Pool (#661)
  (by @elprans in a6b0f283 for #661)

* Add issubset and issuperset methods to the Range type (#563)
  (by @kdorsel in de07d0ab for #563)

Fixes
-----

* Break connection internal circular reference (#774)
  (by @fantix in d08a9b8b for #774)

* Make Server Version Extraction More Flexible (#778)
  (by @Natrinicle in d0761694 for #778)