- update to 1.2.0:
* LOG4CXX_XXXX macros now support logging of QStrings directly
* log4cxx::hexdump function that returns a string of hexadecimal
byte values
* Ability to remove a HierarchyEventListener [#233]
* Less string copying when sending a logging event to an appender
* Less frequent mutex contention when logging from multiple
threads concurrently [#320]
* Allow thread information to be included in JSON formatted output
* Optional support for logging during process termination [#271]
* A cmake option to place Log4cxx functions in a different
namespace [#277]
* Optionally use std::format in LOG4CXX_XXXX_FMT macros instead
of fmt::format [#291]
* Support for per object enabling/disabling of logging requests
(see log4cxx::LoggerInstancePtr)
* * https://logging.apache.org/log4cxx/latest_stable/changelog.html#rel_1_2_0