Changelog:
Changed builders dimension manual max stack size to 1
Updated the builders dimension manual and fixed a spelling error in it
You are now able to obtain the builders core from an apprentice toolsmith rather than a master one
Changed the required items to trade for the builders core. You now need 5 emeralds and 10 iron rather than a nether star and 10 iron. Of course, the amount of iron and emeralds may vary based on your social status with the toolsmith.
Changed the builders core texture slightly
Changed the builders dimension portal texture slightly
Portals now light up the ground when ignited