Merge remote-tracking branch 'origin/dev' into v3

# Conflicts:
#	LavalinkClient/build.gradle
#	LavalinkServer/build.gradle
#	README.md

IMPLEMENTATION.md

@@ -101,7 +101,7 @@ Make the player seek to a position of the track. Position is in millis
 }
 ```
 
-Set player volume. Volume may range from 0 to 150. 100 is default.
+Set player volume. Volume may range from 0 to 1000. 100 is default.
 ```json
 {
     "op": "volume",

LavalinkClient/src/main/java/lavalink/client/player/LavalinkPlayer.java

@@ -171,7 +171,7 @@ public void seekTo(long position) {
 
     @Override
     public void setVolume(int volume) {
-        volume = Math.min(150, Math.max(0, volume)); // Lavaplayer bounds
+        volume = Math.min(1000, Math.max(0, volume)); // Lavaplayer bounds
         this.volume = volume;
 
         LavalinkSocket node = link.getNode(false);

LavalinkServer/src/main/java/lavalink/server/io/SocketContext.java

@@ -123,6 +123,7 @@ List<Player> getPlayingPlayers() {
     void shutdown() {
         log.info("Shutting down " + cores.size() + " cores and " + getPlayingPlayers().size() + " playing players.");
         statsExecutor.shutdown();
+        audioPlayerManager.shutdown();
         playerUpdateService.shutdown();
         players.keySet().forEach(s -> {
             Core core = cores.get(Util.getShardFromSnowflake(s, shardCount));

LavalinkServer/src/main/java/lavalink/server/metrics/GcNotificationListener.java

@@ -22,7 +22,7 @@ public class GcNotificationListener implements NotificationListener {
     private final Histogram gcPauses = Histogram.build()
             .name("lavalink_gc_pauses_seconds")
             .help("Garbage collection pauses by buckets")
-            .buckets(25, 50, 100, 200, 400, 800, 1600)
+            .buckets(0.025, 0.050, 0.100, 0.200, 0.400, 0.800, 1.600)
             .register();
 
     @Override

LavalinkServer/src/main/java/lavalink/server/player/Player.java

@@ -111,7 +111,7 @@ public boolean canProvide() {
 
     @Override
     public byte[] provide20MsAudio() {
-        return lastFrame.data;
+        return lastFrame.getData();
     }
 
     @Override

build.gradle

@@ -39,7 +39,7 @@ subprojects {
     ext {
         //@formatter:off
 
-        lavaplayerVersion               = '1.2.64'
+        lavaplayerVersion               = '1.3.5'
         jdaAudioVersion                 = '4d7abb48aec49f0a996ba0d87df34fdc67f71275'
         jdaNasVersion                   = '1.0.6.2-JDA-Audio'
         jappVersion                     = '1.2'