v1.1.0

• impl: Supported Unix domain sockets by WS/HTTP client/server
• fix: Used portable version of pthreads barrier (iowow/iwth.h)
• fix: Fixed wrong handling of fd error events (iwn_poller)
• impl: Implemened http proxy forwarding (iwn_http_server.h)
• impl: Added find_executable_in_path option in iwn_proc_spawn() (iwn_proc.c)
• impl: Added iwn_port_is_bound() (utils/iwn_net.h)
• impl: Added iwn_http_response_write_jbn() and iwn_http_response_write_jbl() (iwn_http_server.h)
• impl: Added iwn_wf_fileobj_serve() (iwn_wf_files.h)
• impl: Added iwn_url_encode_new_printf() (iwn_codec.h)
• fix: Fixed possible deadlock in _client_accept() (iwn_http_server.c)
• fix: Allow IPv6 server listening. (iwn_http_server.c)
• impl: Added iwn_poller_fd_is_managed() (iwn_poller.h)
• misc: Minors iwn_poller improvements.
• fix: FreeBSD build failed.
• fix: Endless loop in ws_server.c