Issue Description:

Ender Pickaxe with Direct crashes mining red gem from erebus.

What happens:

server crash

What you expected to happen:

mine the gem

Steps to reproduce:

1. get Ender Pickaxe with Direct Upgrade
   2.Mine Red Gem in Erebus dimension

Affected Versions (Do not use "latest"):

• EnderIO: 5.0.40
• EnderCore:1.12.2-0.5.45
• Minecraft:1.12.2
• Forge: 14.23.5.2808
• SpongeForge? no
• Optifine? no
• Server

Your most recent log file where the issue was present:

crash-2019-03-20_06.03.23-server.txt

That's the fault of the block that is being broken. It puts the item(s) it drops into a list that cannot be modified.

@HenryLoenwind https://github.com/vadis365/TheErebus/blob/8c6ecfa766b0861f2191a00edca4994e159a8604/src/main/java/erebus/blocks/BlockRedGem.java#L61-L69

Yep