Misc bugfixes / Unified build/break block system

core/src/io/anuke/mindustry/content/blocks/Blocks.java

@@ -32,7 +32,6 @@ public class Blocks extends BlockList implements ContentList{
 
         for(int i = 1; i <= 6; i ++){
             new BuildBlock("build" + i);
-            new BreakBlock("break" + i);
         }
 
         space = new Floor("space") {{

core/src/io/anuke/mindustry/content/blocks/PowerBlocks.java

@@ -27,9 +27,10 @@ public class PowerBlocks extends BlockList implements ContentList {
         }};
 
         turbineGenerator = new TurbineGenerator("turbine-generator") {{
-            powerOutput = 0.25f;
+            powerOutput = 0.28f;
             powerCapacity = 40f;
             itemDuration = 30f;
+            auxLiquidUse = 0.05f;
             size = 2;
         }};