Add MSVC macros to silence DLL-interface warnings

Author: sentientsergio

include/boost/http_proto/server/route_handler.hpp

@@ -30,8 +30,13 @@ struct acceptor_config
     bool is_admin;
 };
 
+BOOST_HTTP_PROTO_MSVC_WARNING_POP
+
 //-----------------------------------------------
 
+BOOST_HTTP_PROTO_MSVC_WARNING_PUSH
+BOOST_HTTP_PROTO_MSVC_DISABLE_4251_4275
+
 /** Parameters object for HTTP route handlers
 */
 struct BOOST_HTTP_PROTO_DECL

include/boost/http_proto/server/router_types.hpp

@@ -292,6 +292,9 @@ class any_router;
 template<class>
 class basic_router;
 
+BOOST_HTTP_PROTO_MSVC_WARNING_PUSH
+BOOST_HTTP_PROTO_MSVC_DISABLE_4251_4275
+
 /** Base class for request objects
 
     This is a required public base for any `Request`
@@ -334,6 +337,9 @@ class BOOST_HTTP_PROTO_DECL route_params_base
     bool strict = false;
 };
 
+
+BOOST_HTTP_PROTO_MSVC_WARNING_POP
+
 } // http_proto
 } // boost