MinecraftForge.EVENT_BUS.register( OreDictionaryHandler.instance );
Items items = appeng.core.Api.instance.items();
Materials materials = appeng.core.Api.instance.materials();
Parts parts = appeng.core.Api.instance.parts();
Blocks blocks = appeng.core.Api.instance.blocks();
AEItemDefinition materialItem = addFeature( ItemMultiMaterial.class );
Class materialClass = materials.getClass();
for (MaterialType mat : MaterialType.values())