aqhome: implemented IPC client, fixed some bugs.

sending a PING request and retrieving the PONG response works now.

aqhome/ipc/msg_ipc_forward.c

@@ -58,6 +58,12 @@ uint32_t AQH_ForwardIpcMsg_GetMsgLen(const GWEN_MSG *msg)
 }
 
 
+GWEN_MSG *AQH_ForwardIpcMsg_GetCopyOfNodeMsg(const GWEN_MSG *msg)
+{
+  return GWEN_Msg_fromBytes(AQH_ForwardIpcMsg_GetMsgPtr(msg), AQH_ForwardIpcMsg_GetMsgLen(msg));
+}
+
+
 
 void AQH_ForwardIpcMsg_DumpToBuffer(const GWEN_MSG *msg, GWEN_BUFFER *dbuf, const char *sText)
 {