Adding blocks to load.

 while (iterator.hasNext()) { //Iterates through all blocks set between corners.
            Block block = iterator.next();
            if (block.getType() == Material.AIR || block.getType() == Material.getMaterial(175) || block.getType() == Material.getMaterial(31) || block.getType() == Material.getMaterial(38)) //Checks if block is any of these materials.
                blocksbefore.add(block.getLocation()); //Adds to blocks to be removed on method clearBlocks(boolean).

            if (kit.equalsIgnoreCase("Hikabrain")){ //Irrelevant. This is just setting the beds for Hikabrain.
                if (block.getType().equals(Material.BED_BLOCK)){
                    if (bed1 == null)
                        bed1 = block;
                    else bed2 = block;
                }
            }
        }