SpaceManiac/Glowstone — pull request #191 by wow4201 (2014-09-07 09:32:12+00:00)
Title: Use difficulty set in glowstone.yml

Allows user to change the server difficulty 0 (PEACEFUL),1(EASY),2(NORMAL),3(HARD) in glowstone.yml and take effect.
I personally wanted this implemented because 'Hunger now refills on Peaceful difficulty"