Remove spawn.hpp and related changes

Author: vinniefalco

example/server/main.cpp

@@ -16,7 +16,6 @@
 #include <boost/beast2/server/serve_static.hpp>
 #include <boost/beast2/error.hpp>
 #include <boost/capy/application.hpp>
-#include <boost/capy/async_result.hpp>
 #include <boost/capy/thread_pool.hpp>
 #include <boost/http_proto/request_parser.hpp>
 #include <boost/http_proto/serializer.hpp>
@@ -133,7 +132,7 @@ my_coro(
 {
     (void)rp;
     asio::thread_pool tp(1);
-    co_await capy::make_async_result<void>(
+    co_await capy::make_async_op<void>(
         [&tp](auto&& handler)
         {
             asio::post(tp.get_executor(),

include/boost/beast2.hpp

@@ -40,7 +40,6 @@
 #include <boost/beast2/logger.hpp>
 #include <boost/beast2/body_read_stream.hpp>
 #include <boost/beast2/read.hpp>
-#include <boost/beast2/spawn.hpp>
 //#include <boost/beast2/ssl_stream.hpp>
 #include <boost/beast2/write.hpp>
 

include/boost/beast2/spawn.hpp

@@ -11,7 +11,6 @@
 //#include <boost/beast2/stream.hpp>
 
 #include <boost/beast2/detail/config.hpp>
-#include <boost/beast2/spawn.hpp>
 #include <boost/beast2/test/stream.hpp>
 #include <boost/buffers/any_stream.hpp>
 #include <boost/asio/use_awaitable.hpp>