Fixed a regression with level 10 and 20 hit caps.
Added rules for what int mobs need to not attack red cons and how much food and drink is taken per stamina update.
Added mod hooks for food/drink values and mob aggro.
Added quest functions for getting/setting hunger and thirst.
Removed redundant Innate Metabolism checks.
Fixed some lua stuff I bork.
Merge pull request #80 from josheb/master

Fixed a regression with level 10 and 20 hit caps.
Added rules for aggro and hunger as well as script commands for manipulating hunger.