Misc updates

Date:Sat Apr 10 18:26:22 2004
From next reboot:

- Break door and block door will be cancelled if the door you're
working in is opened/closing while you cast.

- Shields will get their parry bonus adjusted by the state of the
shield. Only a flawless shield will give full parry.

- The price of some equipment has been adjusted.

- Ilie