+CHANGES IN CUPS V2.2.3
+
+ - The IPP backend could get into an infinite loop for certain errors,
+ causing a hung queue (<rdar://problem/28008717>)
+ - Fixed some localization issues on macOS.
+
+
+CHANGES IN CUPS V2.2.2
+
+ - Fixed some issues with the Zebra ZPL printer driver (Issue #4898)
+ - Fixed some issues with IPP Everywhere printer support (Issue #4893,
+ Issue #4909, Issue #4916, Issue #4921, Issue #4923, Issue #4932,
+ Issue #4933, Issue #4938)
+ - The rastertopwg filter could crash with certain input (Issue #4942)
+ - Optimized connection usage in the IPP backend
+ (<rdar://problem/29547323>)
+ - The scheduler did not detect when an encrypted connection was closed
+ by the client on Linux (Issue #4901)
+ - The cups-lpd program did not catch all legacy usage of ISO-8859-1
+ (Issue #4899)
+ - Fixed builds on systems without a working poll() implementation
+ (Issue #4905)
+ - Added a USB quirk rule for the Kyocera Ecosys P6026cdn (Issue #4900)
+ - The scheduler no longer creates log files on startup
+ (<rdar://problem/28332470>)
+ - The ippContainsString function now uses case-insensitive comparisons
+ for mimeMediaType, name, and text values in conformance with RFC 2911.
+ - The network backends now log the addresses that were found for a
+ printer (<rdar://problem/29268474>)
+ - Let's Encrypt certificates did not work when the hostname contained
+ uppercase letters (Issue #4919)
+ - Fixed reporting of printed pages in the web interface (Issue #4924)
+ - Updated systemd config files (Issue #4935)
+ - Updated documentation (PR #4896)
+ - Updated localizations (PR #4894, PR #4895, PR #4904, PR #4908,
+ Issue #4946)
+ - Updated packaging files (Issue #4940)
+
+