New server-framework, full featured server example:

A new server framework is introduced, allowing users to
quickly get off the ground. Example servers are refactored
to use the common framework.

example/server-framework/framework.hpp

@@ -0,0 +1,53 @@
+//
+// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#ifndef BEAST_EXAMPLE_SERVER_FRAMEWORK_HPP
+#define BEAST_EXAMPLE_SERVER_FRAMEWORK_HPP
+
+#include <boost/asio/io_service.hpp>
+#include <boost/asio/strand.hpp>
+#include <boost/asio/ip/tcp.hpp>
+#include <boost/system/error_code.hpp>
+#include <utility>
+
+/** The framework namespace
+
+    This namespace contains all of the identifiers in the
+    server-framework system. Here we import some commonly
+    used types for brevity.
+*/
+namespace framework {
+
+// This is our own base from member idiom written for C++11
+// which is simple and works around a glitch in boost's version.
+//
+template<class T>
+class base_from_member
+{
+public:
+    template<class... Args>
+    explicit
+    base_from_member(Args&&... args)
+        : member(std::forward<Args>(args)...)
+    {
+    }
+
+protected:
+    T member;
+};
+
+using error_code = boost::system::error_code;
+using socket_type = boost::asio::ip::tcp::socket;
+using strand_type = boost::asio::io_service::strand;
+using address_type = boost::asio::ip::address_v4;
+using endpoint_type = boost::asio::ip::tcp::endpoint;
+using acceptor_type = boost::asio::ip::tcp::acceptor;
+using io_service_type = boost::asio::io_service;
+
+} // framework
+
+#endif