Add getIgnitingBlock to BlockBurnEvent

By: Nathan Wolf <nathan@elmakers.com>

paper-api/src/main/java/org/bukkit/event/block/BlockBurnEvent.java

@@ -13,10 +13,26 @@ import org.bukkit.event.HandlerList;
 public class BlockBurnEvent extends BlockEvent implements Cancellable {
     private static final HandlerList handlers = new HandlerList();
     private boolean cancelled;
+    private final Block ignitingBlock;
 
+    @Deprecated
     public BlockBurnEvent(final Block block) {
+        this(block, null);
+    }
+
+    public BlockBurnEvent(final Block block, final Block ignitingBlock) {
         super(block);
-        this.cancelled = false;
+        this.ignitingBlock = ignitingBlock;
+    }
+
+    /**
+     * Gets the block which ignited this block.
+     *
+     * @return The Block that ignited and burned this block, or null if no
+     * source block exists
+     */
+    public Block getIgnitingBlock() {
+        return ignitingBlock;
     }
 
     public boolean isCancelled() {

paper-api/src/main/java/org/bukkit/event/block/BlockIgniteEvent.java

@@ -75,7 +75,7 @@ public class BlockIgniteEvent extends BlockEvent implements Cancellable {
     }
 
     /**
-     * Gets the block who ignited this block
+     * Gets the block which ignited this block
      *
      * @return The Block that placed/ignited the fire block, or null if not ignited by a Block.
      */