Update man pages

doc/h2load.1

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-.TH "H2LOAD" "1" "Jan 09, 2017" "1.19.0-DEV" "nghttp2"
+.TH "H2LOAD" "1" "Jan 24, 2017" "1.19.0-DEV" "nghttp2"
 .SH NAME
 h2load \- HTTP/2 benchmarking tool
 .

doc/nghttp.1

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-.TH "NGHTTP" "1" "Jan 09, 2017" "1.19.0-DEV" "nghttp2"
+.TH "NGHTTP" "1" "Jan 24, 2017" "1.19.0-DEV" "nghttp2"
 .SH NAME
 nghttp \- HTTP/2 client
 .

doc/nghttpd.1

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-.TH "NGHTTPD" "1" "Jan 09, 2017" "1.19.0-DEV" "nghttp2"
+.TH "NGHTTPD" "1" "Jan 24, 2017" "1.19.0-DEV" "nghttp2"
 .SH NAME
 nghttpd \- HTTP/2 server
 .

doc/nghttpx.1

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-.TH "NGHTTPX" "1" "Jan 09, 2017" "1.19.0-DEV" "nghttp2"
+.TH "NGHTTPX" "1" "Jan 24, 2017" "1.19.0-DEV" "nghttp2"
 .SH NAME
 nghttpx \- HTTP/2 proxy
 .
@@ -229,7 +229,7 @@ Default: \fB*,3000\fP
 .B \-\-backlog=<N>
 Set listen backlog size.
 .sp
-Default: \fB512\fP
+Default: \fB65536\fP
 .UNINDENT
 .INDENT 0.0
 .TP
@@ -1125,6 +1125,13 @@ Default: \fB$remote_addr \- \- [$time_local] "$request" $status $body_bytes_sent
 .UNINDENT
 .INDENT 0.0
 .TP
+.B \-\-accesslog\-write\-early
+Write  access  log  when   response  header  fields  are
+received   from  backend   rather   than  when   request
+transaction finishes.
+.UNINDENT
+.INDENT 0.0
+.TP
 .B \-\-errorlog\-file=<PATH>
 Set path to write error  log.  To reopen file, send USR1
 signal  to nghttpx.   stderr will  be redirected  to the

doc/nghttpx.1.rst

@@ -213,7 +213,7 @@ Connections
 
     Set listen backlog size.
 
-    Default: ``512``
+    Default: ``65536``
 
 .. option:: --backend-address-family=(auto|IPv4|IPv6)
 
@@ -1017,6 +1017,12 @@ Logging
 
     Default: ``$remote_addr - - [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent"``
 
+.. option:: --accesslog-write-early
+
+    Write  access  log  when   response  header  fields  are
+    received   from  backend   rather   than  when   request
+    transaction finishes.
+
 .. option:: --errorlog-file=<PATH>
 
     Set path to write error  log.  To reopen file, send USR1