Merge branch 'master' into 1.15

src/main/java/carpet/fakes/PistonBlockInterface.java

@@ -0,0 +1,10 @@
+package carpet.fakes;
+
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.world.World;
+
+public interface PistonBlockInterface
+{
+    boolean publicShouldExtend(World world_1, BlockPos blockPos_1, Direction direction_1);
+}