powercrystals/MineFactoryReloaded — pull request #19 by DZCreeper (2013-01-18 06:30:20+00:00)
Title: Just a Recipe Change, Hopefully for the better.

4 Ender Pearls and A Ghast Tear creates a huge prerequisite list in order to capture mobs.
This seems more reasonable, string is a sensible netting material, and an iron ingot would
act like a weight to keep the animal pinned.