FYI for anyone else that tries to add witchery.
#Blocks
4079: emasher_EU_adapter from eng_toolbox - witchery.trent from witchery
4081: blockThermalMonitor from IC2NuclearControl - witchery.scarecrow from witchery
Suggested Ranges: 2951-3119 (169 IDs), 1556-1719 (164 IDs), 3512-3624 (113 IDs)