Fix drop system tests
math-balancing WIP for passive stats & abilities
add npc_tyler for tech updates
unlock classes at level 10 (@wc8)
restore MP on level up, and some additional MP on cron (based on
stats.int) @wc8
Revert "restore MP on level up, and some additional MP on cron (based on"

This reverts commit b98cfdb06619fece320d98c4ef49c4acec29b6b0.
stats.mp++ when completing todos @wc8 @danielthebard
More tests fixed, removed references to algos, remove priorityValue test
Fixed more tests, only preening test fails
Fix preening bug
Merge pull request #61 from djuretic/preen_bug

Fix preening bug: null values
Improve food drop notification phrasing