src/libvlc-common.c: Print a msg_Info on how to launch VLC without interface.

src/libvlc-common.c

@@ -214,6 +214,7 @@ libvlc_int_t * libvlc_InternalCreate( void )
     /* Announce who we are - Do it only for first instance ? */
     msg_Dbg( p_libvlc, COPYRIGHT_MESSAGE );
     msg_Dbg( p_libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
+    msg_Info( p_libvlc, "Running vlc with the default interface. Use 'cvlc' to use vlc without interface.");
 
     /* Initialize mutexes */
     vlc_mutex_init( p_libvlc, &p_libvlc->config_lock );