- version 1.13
* Add arguments for CGI interpreters
* Support multiple CGi interpreters
* Buffering HTTP response headers, including API functions mg_response_header_* in C and Lua
* Additional C API functions
* Fix some memory leaks
* Extended use of atomic operations (e.g., for server stats)
* Add fuzz tests
* Set OpenSSL 1.1 API as default (from 1.0)
* Add Lua 5.4 support and deprecate Lua 5.1
* Provide additional Lua API functions
* Fix Lua websocket memory leak when closing the server
* Remove obsolete "file in memory" implementation
* Improvements and fixes in documentation
* Fixes from static source code analysis
* Additional unit tests
* Various small bug fixes
* Experimental support for some HTTP2 features (not ready for production)
* Experimental support for websocket compression
* Remove legacy interfaces declared obsolete since more than 3 years