First update pass (1/3) - ~1400 -> 82 errors

This is first update pass, which is mainly import reorganization, name
fixes, etc... Although some parts of second were done where changes
aren't important.
Errors: ~1400 -> 82.

src/main/java/appeng/util/item/SharedSearchObject.java

@@ -35,7 +35,7 @@ public class SharedSearchObject
 
 	public SharedSearchObject( final Item itemID, final int damageValue, final NBTTagCompound tagCompound )
 	{
-		this.def = ( damageValue << Platform.DEF_OFFSET ) | Item.itemRegistry.getIDForObject( itemID );
+		this.def = ( damageValue << Platform.DEF_OFFSET ) | Item.REGISTRY.getIDForObject( itemID );
 		this.hash = Platform.NBTOrderlessHash( tagCompound );
 		this.setCompound( tagCompound );
 	}