Better fix for UdsOpener nested class

Author: Jimmy Jia

cppwamp/include/cppwamp/internal/udsconnector.ipp

@@ -9,6 +9,7 @@
 #include "asioconnector.hpp"
 #include "client.hpp"
 #include "config.hpp"
+#include "udsopener.hpp"
 
 namespace wamp
 {

cppwamp/include/cppwamp/udsconnector.hpp

@@ -20,7 +20,6 @@
 #include "connector.hpp"
 #include "error.hpp"
 #include "rawsockdefs.hpp"
-#include "./internal/udsopener.hpp"
 
 namespace wamp
 {
@@ -29,6 +28,7 @@ namespace wamp
 namespace internal
 {
     template <typename TEstablisher> class AsioConnector;
+    class UdsOpener;
 }
 
 //------------------------------------------------------------------------------

cppwamp/src/cppwamp.cpp

@@ -20,6 +20,11 @@
 #include <cppwamp/version.hpp>
 #include <cppwamp/internal/messagetraits.hpp>
 
+#if CPPWAMP_HAS_UNIX_DOMAIN_SOCKETS
+#include <cppwamp/udsconnector.hpp>
+#include <cppwamp/legacyudsconnector.hpp>
+#endif
+
 #include <cppwamp/internal/dialoguedata.ipp>
 #include <cppwamp/internal/error.ipp>
 #include <cppwamp/internal/legacytcpconnector.ipp>
@@ -32,9 +37,6 @@
 #include <cppwamp/internal/version.ipp>
 
 #if CPPWAMP_HAS_UNIX_DOMAIN_SOCKETS
-#include <cppwamp/udsconnector.hpp>
-#include <cppwamp/legacyudsconnector.hpp>
-
 #include <cppwamp/internal/udsconnector.ipp>
 #include <cppwamp/internal/legacyudsconnector.ipp>
 #endif