Update man pages

doc/h2load.1

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-.TH "H2LOAD" "1" "Nov 13, 2016" "1.17.0-DEV" "nghttp2"
+.TH "H2LOAD" "1" "Nov 27, 2016" "1.17.0" "nghttp2"
 .SH NAME
 h2load \- HTTP/2 benchmarking tool
 .

doc/nghttp.1

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-.TH "NGHTTP" "1" "Nov 13, 2016" "1.17.0-DEV" "nghttp2"
+.TH "NGHTTP" "1" "Nov 27, 2016" "1.17.0" "nghttp2"
 .SH NAME
 nghttp \- HTTP/2 client
 .

doc/nghttpd.1

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-.TH "NGHTTPD" "1" "Nov 13, 2016" "1.17.0-DEV" "nghttp2"
+.TH "NGHTTPD" "1" "Nov 27, 2016" "1.17.0" "nghttp2"
 .SH NAME
 nghttpd \- HTTP/2 server
 .

doc/nghttpx.1

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-.TH "NGHTTPX" "1" "Nov 13, 2016" "1.17.0-DEV" "nghttp2"
+.TH "NGHTTPX" "1" "Nov 27, 2016" "1.17.0" "nghttp2"
 .SH NAME
 nghttpx \- HTTP/2 proxy
 .
@@ -1238,7 +1238,7 @@ backend server, the custom error pages are not used.
 .B \-\-server\-name=<NAME>
 Change server response header field value to <NAME>.
 .sp
-Default: \fBnghttpx nghttp2/1.17.0\-DEV\fP
+Default: \fBnghttpx nghttp2/1.17.0\fP
 .UNINDENT
 .INDENT 0.0
 .TP

doc/nghttpx.1.rst

@@ -1118,7 +1118,7 @@ HTTP
 
     Change server response header field value to <NAME>.
 
-    Default: ``nghttpx nghttp2/1.17.0-DEV``
+    Default: ``nghttpx nghttp2/1.17.0``
 
 .. option:: --no-server-rewrite