完成新版本下的channel

librf/src/channel.h

 		template<class _Ty2>
 		future_t<bool> write(_Ty2&& val) const
 		{
-			promise_t<bool> awaitable;
+			awaitable_t<bool> awaitable;
 
 			auto awaker = std::make_shared<channel_write_awaker>(
 				[st = awaitable._state](channel_impl_type * chan) -> bool
 
 		future_t<_Ty> read() const
 		{
-			promise_t<_Ty> awaitable;
+			awaitable_t<_Ty> awaitable;
 
 			auto awaker = std::make_shared<channel_read_awaker>(
 				[st = awaitable._state](channel_impl_type *, _Ty * val, error_code fe) -> bool

vs_proj/librf.cpp

 	//resumable_main_timer();
 	//resumable_main_benchmark_mem();
 	//resumable_main_mutex();
-	resumable_main_event();
+	//resumable_main_event();
+	//resumable_main_event_timeout();
+	resumable_main_channel();
 
 /*
 	resumable_main_benchmark_mem();
 
 	resumable_main_when_all();
 	resumable_main_sleep();
-	resumable_main_event_timeout();
-	resumable_main_channel();
 */
 
 	return 0;

vs_proj/librf.vcxproj

       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
     </ClCompile>
     <ClCompile Include="..\tutorial\test_async_cb.cpp" />
-    <ClCompile Include="..\tutorial\test_async_channel.cpp">
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
-    </ClCompile>
+    <ClCompile Include="..\tutorial\test_async_channel.cpp" />
     <ClCompile Include="..\tutorial\test_async_channel_mult_thread.cpp">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
     </ClCompile>
     <ClCompile Include="..\tutorial\test_async_dynamic_go.cpp" />
     <ClCompile Include="..\tutorial\test_async_event.cpp" />
-    <ClCompile Include="..\tutorial\test_async_event_timeout.cpp">
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
-    </ClCompile>
+    <ClCompile Include="..\tutorial\test_async_event_timeout.cpp" />
     <ClCompile Include="..\tutorial\test_async_exception.cpp" />
     <ClCompile Include="..\tutorial\test_async_modern_cb.cpp" />
     <ClCompile Include="..\tutorial\test_async_multi_thread.cpp" />