(svn r22650) [1.1] -Backport from trunk:

- Fix: When changing difficulty settings over the network, do not just reopen the difficulty window if any game options window is opened; instead invalidate them properly [FS#4653] (r22618, r22617)
- Fix: [NewGRF] If callback 33 returns a value out of range, no sound effect shall be played [FS#4656] (r22614)
- Fix: Use rotated heightmap sizes for reporting scaling problems [FS#4663] (r22608)
- Fix: No client error packet was sent to the admin bots [FS#4585] (r22384)

src/console_cmds.cpp

@@ -1269,7 +1269,7 @@ DEF_CONSOLE_CMD(ConRescanNewGRF)
 
 	TarScanner::DoScan();
 	ScanNewGRFFiles();
-	InvalidateWindowData(WC_GAME_OPTIONS, 0, 1);
+	InvalidateWindowData(WC_GAME_OPTIONS, 0, GOID_NEWGRF_RESCANNED);
 
 	return true;
 }