Fixed cancelled lighting strikes dealing damage.

src/main/java/net/minecraft/server/WorldServer.java

@@ -130,7 +130,6 @@ public class WorldServer extends World implements BlockChangeDelegate {
     }
 
     public boolean a(Entity entity) {
-        if (super.a(entity)) {
         // CraftBukkit start
         LightningStrikeEvent lightning = new LightningStrikeEvent((org.bukkit.World) world, (org.bukkit.entity.LightningStrike) entity.getBukkitEntity());
         this.cserver.getPluginManager().callEvent(lightning);
@@ -138,6 +137,8 @@ public class WorldServer extends World implements BlockChangeDelegate {
         if (lightning.isCancelled()) {
             return false;
         }
+
+        if (super.a(entity)) {
             this.server.serverConfigurationManager.a(entity.locX, entity.locY, entity.locZ, 512.0D, this.dimension, new Packet71Weather(entity));
             // CraftBukkit end
             return true;