Log Message:
lighttpd: update to 1.4.51.

- 1.4.51 - 2018-10-14
  * [core] split parsing header line into separate function
  * [core] explicitly return 0 instead of constant result
  * [core] header parsing: use goto for error handling
  * [core,security] process headers after combining folded headers
  * [core] replace folding whitespace with a single space
  * [buffer] fix duplicate assert and comment
  * [core] redo HTTP header line folding
  * [core] parse header line strings before copying
  * [core] abstraction to insert/modify response hdrs
  * [core] code reuse with array_insert_key_value()
  * [core] simplify parsing hdr key whitespace then :
  * [core] http_request_parse_reqline() separate func
  * [core] abstraction layer for HTTP header manip
  * [core] code reuse with http_response_body_clear()
  * [mod_proxy] fix proxy.forwarded and proxy.replace-http-host (fixes #2902)
  * [mod_rewrite] fix url.rewrite-repeat and url.rewrite-if-not-file (fixes #2908)
  * [core] fastcgi.h link to Open Market License (OML) (fixes #2901)
  * [mod_proxy,mod_wstunnel] copy full plugin_config (fixes #2903)
  * [mod_fastcgi,mod_scgi] error on oversized request (fixes #2905)
  * [mod_auth] send 401 for mismatch HTTP auth scheme (fixes #2906)
  * [core] code reuse array_match_*() routines
  * [mod_skeleton] review and simplify
  * [multiple] code reuse: employ array_match_*()
  * [doc] lighttpd.service uses network-online.target
  * [mod_flv_streaming] code simplifications
  * [mod_authn_pam] mod_auth PAM support (fixes #688)
  * [mod_sockproxy] add to build
  * [core] fix include_shell on inline shell commands (fixes #2910)
  * [multiple] code reuse: using array_*() funcs
  * [tests] t/test_array.c
  * [core] array_get_int_ptr()
  * [core] more memory-efficient fn table for data_*
  * [tests] #undef NDEBUG before assert.h in t/test_*
  * [core] inline status_counter routines
  * [core] log_failed_assert() __attribute__((cold))
  * [core] http_status_append()
  * [core] http_method_append()
  * [core] prefer buffer_append_string_len()
  * [build] fix SCons build for mod_authn_pam
  * [mod_userdir] security: skip username "." and ".."
  * [mod_deflate] null-check to quiet coverity warning
  * [core] quiet coverity false positive
  * [multiple] quiet compiler warnings --without-pcre
  * [mod_secdownload] support if HMAC() is a macro
  * [TLS] sys-crypto.h abstraction
  * [TLS] sys-crypto.h abstraction
  * [build] put request.c in common src
  * [meson] build fixes for libmariadb and libsasl2
  * [core] PATH_INFO calculation when basedir is "/" (fixes #2911)
  * [core] better consistency in buffer_is_equal*()
  * [core] fix missing param from prev commit
  * [mod_openssl] no renegotiation in TLS 1.3 (fixes #2912)
  * [core] reject Transfer-Encoding from proxy (#2913)
  * [mod_auth] use SHA1_Init,Update,Final
  * [mod_openssl] add support for wolfSSL
  * [build] automake support for wolfSSL
  * [build] SCons support for wolfSSL
  * [build] meson support for wolfSSL
  * [build] CMake support for wolfSSL
  * [core] perf: buffer.c internal inlines
  * [mod_openssl] wolfSSL does not support SSLv2
  * [core] perf: buffer_string_append_len()
  * [core] permit server.error_handler to static file