Add biome support to blueprints.

https://github.com/BentoBoxWorld/BentoBox/issues/1571

src/main/java/world/bentobox/bentobox/blueprints/BlueprintClipboard.java

@@ -241,6 +241,8 @@ public class BlueprintClipboard {
         // Block state
         BlockState blockState = block.getState();
         BlueprintBlock b = new BlueprintBlock(block.getBlockData().getAsString());
+        // Biome
+        b.setBiome(block.getBiome());
         // Signs
         if (blockState instanceof Sign) {
             Sign sign = (Sign)blockState;

src/main/java/world/bentobox/bentobox/blueprints/BlueprintPaster.java

@@ -243,6 +243,10 @@ public class BlueprintPaster {
             }
             block.setBlockData(bd, false);
             setBlockState(block, bpBlock);
+            // Set biome
+            if (bpBlock.getBiome() != null) {
+                block.setBiome(bpBlock.getBiome());
+            }
             // pos1 and pos2 update
             updatePos(block.getLocation());
         });

src/main/java/world/bentobox/bentobox/blueprints/dataobjects/BlueprintBlock.java

@@ -4,6 +4,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.bukkit.block.Biome;
 import org.bukkit.block.banner.Pattern;
 import org.bukkit.inventory.ItemStack;
 
@@ -23,6 +24,11 @@ public class BlueprintBlock {
     private Map<Integer, ItemStack> inventory;
     @Expose
     private BlueprintCreatureSpawner creatureSpawner;
+    /**
+     * Since 1.15.2
+     */
+    @Expose
+    private Biome biome;
     /**
      * @since 1.8.0
      */
@@ -104,4 +110,18 @@ public class BlueprintBlock {
     public void setBannerPatterns(List<Pattern> bannerPatterns) {
         this.bannerPatterns = bannerPatterns;
     }
+
+    /**
+     * @return the biome
+     */
+    public Biome getBiome() {
+        return biome;
+    }
+
+    /**
+     * @param biome the biome to set
+     */
+    public void setBiome(Biome biome) {
+        this.biome = biome;
+    }
 }