upnpc.c: output Version on the terminal

fixes #115

miniupnpc/upnpc.c

@@ -1,7 +1,7 @@
 /* $Id: upnpc.c,v 1.108 2014/12/20 09:13:16 nanard Exp $ */
 /* Project : miniupnp
  * Author : Thomas Bernard
- * Copyright (c) 2005-2014 Thomas Bernard
+ * Copyright (c) 2005-2015 Thomas Bernard
  * This software is subject to the conditions detailed in the
  * LICENCE file provided in this distribution. */
 
@@ -21,6 +21,7 @@
 #include "miniupnpc.h"
 #include "upnpcommands.h"
 #include "upnperrors.h"
+#include "miniupnpcstrings.h"
 
 /* protofix() checks if protocol is "UDP" or "TCP"
  * returns NULL if not */
@@ -556,7 +557,8 @@ int main(int argc, char ** argv)
 		return -1;
 	}
 #endif
-    printf("upnpc : miniupnpc library test client. (c) 2005-2014 Thomas Bernard\n");
+    printf("upnpc : miniupnpc library test client, version %s.\n", MINIUPNPC_VERSION_STRING);
+	printf(" (c) 2005-2014 Thomas Bernard.\n");
     printf("Go to http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/\n"
 	       "for more information.\n");
 	/* command line processing */