- update to 1.6.16:
* proxy: add req:flag_token("F")
* proxy: mcp.response code and rline API
* proxy: add r:has_flag(), fix r:token() length
* proxy: mcp.request() improvements
* proxy: mcplib_request_token() doesn't delimit the final token in a request
* tls: Disable TLS re-negotiation from SSL context
* Fix undefined behavior and warning with clang
* proxy: fix the hashstring size for evcache ketama
* core: Fix FTBFS with GCC 12 on ppc64el
* proxy: fix race crash from io obj use-after-free
* proxy: fix mcp.await() when using extended args
* proxy: add missing errno.h include to proxy.h
* proxy: fix potential corruption on partial write
* proxy: rework backend buffer handling to fix protocol desync bug
* tests: skip whitespace on vendor/*
* tls: Add switch to opt-in to kernel TLS on OpenSSL 3.0.0+
* core: checks port number at start time
* Add a command to dump keys for memcached-tool
* proxy: 'proxyreqs' does not work unless 'proxyuser' also provided
* proxy: replace proxycmds stream with proxyreqs
* proxy: mcp.log_req* API interface