All power distributors now update power graph

Replaced manual power graph update by base implementation call so future changes in base class get applied to all subclasses automatically. Added the call where missing.

core/src/io/anuke/mindustry/world/blocks/power/FusionReactor.java

@@ -44,7 +44,7 @@ public class FusionReactor extends PowerGenerator{
         float efficiencyAdded = Mathf.pow(entity.warmup, 4f) * Timers.delta();
         entity.productionEfficiency = Mathf.clamp(entity.productionEfficiency + efficiencyAdded * increaseOrDecrease);
 
-        tile.entity.power.graph.update();
+        super.update(tile);
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/power/ItemGenerator.java

@@ -93,6 +93,8 @@ public abstract class ItemGenerator extends PowerGenerator{
                 Effects.effect(explodeEffect, tile.worldx() + Mathf.range(size * tilesize / 2f), tile.worldy() + Mathf.range(size * tilesize / 2f));
             }
         }
+
+        super.update(tile);
     }
 
     protected abstract float getItemEfficiency(Item item);

core/src/io/anuke/mindustry/world/blocks/power/ItemLiquidGenerator.java

@@ -89,6 +89,8 @@ public abstract class ItemLiquidGenerator extends ItemGenerator{
                 entity.productionEfficiency = 0.0f;
             }
         }
+
+        super.update(tile);
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/power/LiquidGenerator.java

@@ -66,7 +66,7 @@ public abstract class LiquidGenerator extends PowerGenerator{
             }
         }
 
-        tile.entity.power.graph.update();
+        super.update(tile);
     }
 
     @Override

core/src/io/anuke/mindustry/world/blocks/power/NuclearReactor.java

@@ -128,7 +128,7 @@ public class NuclearReactor extends PowerGenerator{
         if(entity.heat >= 0.999f){
             entity.kill();
         }else{
-            tile.entity.power.graph.update();
+            super.update(tile);
         }
     }