@Override
  public void writeToNBT(NBTTagCompound nbt) {
    super.writeToNBT(nbt);

    ((RepositoryCompressedChest) repo).writeToNBT(nbt);
  }
  @Override
  public void readFromNBT(NBTTagCompound nbt) {
    super.readFromNBT(nbt);

    ((RepositoryCompressedChest) repo).readFromNBT(nbt);
  }