dependency updates

src/main/java/com/jagrosh/jmusicbot/JMusicBot.java

@@ -58,7 +58,7 @@ public class JMusicBot {
         Bot bot = new Bot(waiter, config);
         
         AboutCommand ab = new AboutCommand(Color.BLUE.brighter(),
-                                "a music bot that is [easy to host yourself!](https://github.com/jagrosh/MusicBot) (v0.1.2)",
+                                "a music bot that is [easy to host yourself!](https://github.com/jagrosh/MusicBot) (v0.1.3)",
                                 new String[]{"High-quality music playback", "FairQueue™ Technology", "Easy to host yourself"},
                                 RECOMMENDED_PERMS);
         ab.setIsAuthor(false);

src/main/java/com/jagrosh/jmusicbot/playlist/Playlist.java

@@ -1,11 +1,20 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * Copyright 2018 John Grosh (jagrosh).
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 package com.jagrosh.jmusicbot.playlist;
 
-import com.jagrosh.jmusicbot.Bot;
 import com.jagrosh.jmusicbot.audio.AudioHandler;
 import com.sedmelluq.discord.lavaplayer.player.AudioLoadResultHandler;
 import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;