Very slight style tweaks and added some logging.

We should know when invalid stat types are floating around.
Removed obsolete comment.
Merge branch 'master' of https://github.com/benstreb/RPGme
Revival potions now cost a reasonable amount.

Down to 200 from over 9000.
Laid the groundwork for externally loaded monsters

A fair number of modifications, but no functionallity chonges.
Merge branch 'master' of https://github.com/benstreb/RPGme