Port to 1.11

src/main/java/appeng/worldgen/MeteoritePlacer.java

@@ -313,7 +313,7 @@ public final class MeteoritePlacer
 							if( nugget != null )
 							{
 								nugget = nugget.copy();
-								nugget.stackSize = (int) ( Math.random() * 12 ) + 1;
+								nugget.setCount( (int) ( Math.random() * 12 ) + 1 );
 								ap.addItems( nugget );
 							}
 							break;

src/main/java/appeng/worldgen/QuartzWorldGen.java

@@ -64,7 +64,7 @@ public final class QuartzWorldGen implements IWorldGenerator
 		{
 			final int x = ( chunkX << 4 ) + 8;
 			final int z = ( chunkZ << 4 ) + 8;
-			seaLevel = w.getHeightmapHeight( x, z );
+			seaLevel = w.getHeight( x, z );
 		}
 
 		if( this.oreNormal == null || this.oreCharged == null )

src/main/java/appeng/worldgen/meteorite/StandardWorld.java

@@ -66,7 +66,7 @@ public class StandardWorld implements IMeteoriteWorld
 	@Override
 	public boolean hasNoSky()
 	{
-		return !this.getWorld().provider.getHasNoSky();
+		return !this.getWorld().provider.hasNoSky();
 	}
 
 	@Override