Now with added keys!

Following a suggestion from silvershooter, I've added locks and keys to my adventure game:

( More adventure text... )

Hopefully, the work that underlies this — a clean up of some of the data structures, a move to XML input files, etc. — should generalise, making it relatively painless to add in other actions. Which means that, with any luck, version 0.3 should allow for those twin staples of bureaucratic life: coffee drinking and Guardian reading.