Remove gfxmeminfo command when shuting down Rend2.

code/rend2/tr_init.c

@@ -1454,6 +1454,7 @@ void RE_Shutdown( qboolean destroyWindow ) {
 	ri.Cmd_RemoveCommand("minimize");
 	ri.Cmd_RemoveCommand( "modelist" );
 	ri.Cmd_RemoveCommand( "shaderstate" );
+	ri.Cmd_RemoveCommand( "gfxmeminfo" );
 
 
 	if ( tr.registered ) {