Nothing has changed. Install/Run/Execute/Apply/Random Verb ChangeCapsToControl.reg from here: http://www.howtogeek.com/howto/windows-vista/disable-caps-lock-key-in-windows-vista/

The .reg-file looks like so:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Keyboard Layout]
"Scancode Map"=hex:00,00,00,00,00,00,00,00,02,00,00,00,1d,00,3a,00,00,00,00,00