Version 1.1

Full Changelog: 1.0...1.1

Version 1.0

Compatibility with PG17, bugfixes, improvements

+ Fix incorrect getting of error level
+ Avoid loop of sigsegv backtraces printing
+ Improve sigsegv trap not to be optimized out by the compiler
+ Disable sigsegv SQL function
+ Set default elevel FATAL
+ Improve README