Fix slimefun addon issues

**Versions**
ClaimChunk Version: claimchunk-0.0.23-RC7-plugin.jar

**Describe the bug**
Some Slimefun addons such as SlimefunWarfare and chest (storage) from these addons are steal-able by players.

**To Reproduce**
Steps to reproduce the behavior:
1. Fire a rocket from Slimefun addons
2. Claimchunk does not block that behavior

**Expected behavior**
It won't happen anymore.

