release 2.2.0
release 2.2.0

* Fixed PHP-8.1 compatibility (see gh issues #40 and #41)
* Fixed asynchronous actions not cleared prior some synchronous actions
* Added connection constants of PostgreSQL-10+ to pq\Connection:
  CHECK_WRITABLE, CONSUME, and GSS_STARTUP
* Added BYTEA unescaping support (see gh issue #38)

m6w6/ext-pq,m6w6/ext-pq,m6w6/ext-pq