Chicken-Bones/CodeChickenLib — pull request #25 by Welfare93 (2014-09-08 14:20:17+00:00)
Title: Null check for WorldExtensionManager

Hi, this is only temporary solution. WorldExtensionManager didnt expect that he could not know some worlds. Probably its caused for worlds added from bukkit plugins.
Problem: http://pastebin.com/swtgmmWG
New build: http://ci.technicraft.cz/job/CodeChickenLib/ws/build/build/libs/