fixes

- remove ImporterMode, just use an int
- make some classes abstract
- made range on TE's bigger

src/main/java/storagecraft/item/ItemBase.java

@@ -4,7 +4,7 @@ import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
 import storagecraft.StorageCraft;
 
-public class ItemBase extends Item {
+public abstract class ItemBase extends Item {
 	private String name;
 
 	public ItemBase(String name) {

src/main/java/storagecraft/item/ItemBlockBase.java

@@ -4,7 +4,7 @@ import net.minecraft.block.Block;
 import net.minecraft.item.ItemBlockWithMetadata;
 import net.minecraft.item.ItemStack;
 
-public class ItemBlockBase extends ItemBlockWithMetadata {
+public abstract class ItemBlockBase extends ItemBlockWithMetadata {
 	public ItemBlockBase(Block block) {
 		super(block, block);
 	}