- Added Textures of all 16 ingot types

- Tweaked ore hardness
- Inititalized lignit as furnace burning material

src/main/java/items/ItemLignite.java

@@ -0,0 +1,9 @@
+package items;
+
+public class ItemLignite extends BasicItem {
+
+    public ItemLignite() {
+        super("lignite");
+    }
+
+}

src/main/java/items/ItemSlagiron.java

@@ -1,8 +0,0 @@
-package items;
-
-public class ItemSlagiron extends BasicItem {
-
-    public ItemSlagiron() {
-        super("slagiron");
-    }
-}

src/main/java/items/ItemSlagironIngot.java

@@ -0,0 +1,8 @@
+package items;
+
+public class ItemSlagironIngot extends BasicItem {
+
+    public ItemSlagironIngot() {
+        super("slagiron_ingot");
+    }
+}