Moved httpd library from ewsgi/connectors/standalone/lib/httpd to httpd.

Reused the http_network library as well inside httpd library.

library/server/httpd/spec/include_until_16_05/ew_httpd_net.h

@@ -0,0 +1,52 @@
+/*
+indexing
+	description: "Functions used by the EiffelWeb httpd networking classes. "
+	copyright:	"Copyright (c) 2011-2016, Jocelyn Fiat, Eiffel Software and others"
+	license:	"Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
+	source: "[
+			Eiffel Software
+			5949 Hollister Ave., Goleta, CA 93117 USA
+			Telephone 805-685-1006, Fax 805-685-6869
+			Website http://www.eiffel.com
+			Customer support http://support.eiffel.com
+		]"
+*/
+
+#ifndef _ew_httpd_net_h_
+#define _ew_httpd_net_h_
+
+#include "eif_config.h"
+
+#ifdef EIF_WINDOWS 
+#  ifndef _WINSOCKAPI_
+#    define FD_SETSIZE 256
+#    include <winsock2.h>
+#    include <Ws2tcpip.h>
+#    include <stdio.h>
+#  endif
+#else /* unix-specific */
+#  include <sys/socket.h>
+#  include <unistd.h> 
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* extern declarations ... */
+#ifdef EIF_WINDOWS
+extern int setsockopt(int, int, int, char*, int);
+extern int recv(int, char *, int, int);
+extern int send(int, char *, int, int);
+#else
+extern int setsockopt(int, int, int, const void*, socklen_t);
+extern ssize_t recv(int, void *, size_t, int);
+extern ssize_t send(int, const void *, size_t, int);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif