Changes in squid-5.5 (12 Apr 2022):
- Regression Bug 5192: esi_parser default is incorrect
- Bug 5177: clientca certificates sent to https_port clients
- Bug 5090: Must(!request->pinnedConnection()) violation
- Kid restart leads to persistent queue overflows, delays/timeouts
- Fix build on Illumos
- ESI: Drop incorrect and unnecessary xmlSetFeature() call