Add lily pad growing. Fix some warnings. Bump version number.

src/main/java/nl/kallestruik/vanillatweaks/LilypadGrowing/LilypadGrowingHandler.java

@@ -0,0 +1,52 @@
+package nl.kallestruik.vanillatweaks.LilypadGrowing;
+
+import nl.kallestruik.vanillatweaks.util;
+import org.bukkit.*;
+import org.bukkit.block.Block;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.inventory.EquipmentSlot;
+import org.bukkit.inventory.ItemStack;
+
+public class LilypadGrowingHandler implements Listener {
+
+    @EventHandler
+    public void onRightClickBlock(PlayerInteractEvent event) {
+        Player player  = event.getPlayer();
+        if (event.getHand() != EquipmentSlot.HAND)
+            return;
+
+        if (event.getAction() != Action.RIGHT_CLICK_BLOCK)
+            return;
+
+        if (event.getClickedBlock() == null)
+            return;
+
+        if (event.getClickedBlock().getType() != Material.LILY_PAD)
+            return;
+
+        ItemStack itemInHand = player.getInventory().getItemInMainHand();
+        if (itemInHand.getType() != Material.BONE_MEAL)
+            return;
+
+        World world = event.getClickedBlock().getWorld();
+        Location origin = event.getClickedBlock().getLocation();
+        for (int i = 0; i <= 5; i++) {
+            Location newPos = origin.clone().add(util.getRandomLocationOffset(0, 3, false));
+            Block newBlock = world.getBlockAt(newPos);
+            if (newBlock.getType() != Material.AIR)
+                continue;
+
+            if (newBlock.getRelative(0, -1, 0).getType() != Material.WATER)
+                continue;
+
+            newBlock.setType(Material.LILY_PAD);
+            world.spawnParticle(Particle.VILLAGER_HAPPY, newPos, 5, 0.5, 0.5, 0.5);
+        }
+
+        itemInHand.setAmount(itemInHand.getAmount() - 1);
+    }
+}