Maescool/Catacomb-Snatch — pull request #143 by fenwulf (2012-02-22 13:12:55+00:00)
Title: Modified difficulties

Added damage variable to Bullet to allow weapon upgrades
Added more variables affected by difficulty selection: Mob-Health, Max-Mobs, Mob-Strength, Shop-Costs
Added nightmare-difficulty
Normal difficulty selected by default
Changed health to float for more flexibility