Remove Jukebox MaterialData in favour of Jukebox BlockState

By: Celtic Minstrel <celtic.minstrel.ca@some.place>

paper-api/src/main/java/org/bukkit/block/Jukebox.java

@@ -0,0 +1,32 @@
+package org.bukkit.block;
+
+import org.bukkit.Material;
+
+/**
+ * Represents a Jukebox
+ */
+public interface Jukebox extends BlockState {
+    /**
+     * Get the record currently playing
+     * @return The record Material, or AIR if none is playing
+     */
+    public Material getPlaying();
+    
+    /**
+     * Set the record currently playing
+     * @param record The record Material, or null/AIR to stop playing
+     */
+    public void setPlaying(Material record);
+    
+    /**
+     * Check if the jukebox is currently playing a record
+     * @return True if there is a record playing
+     */
+    public boolean isPlaying();
+    
+    /**
+     * Stop the jukebox playing and eject the current record
+     * @return True if a record was ejected; false if there was none playing
+     */
+    public boolean eject();
+}