Sprite reorganization, new power and tier-based pumps

core/src/io/anuke/mindustry/graphics/TextureGenerator.java

@@ -0,0 +1,9 @@
+package io.anuke.mindustry.graphics;
+
+/**Used for generating extra textures before packing.*/
+public class TextureGenerator {
+
+    public static void main(String[] args){
+
+    }
+}