Playlist system creation

Added a way to deal with playlist. Also now autoscroll to keep new playing kara on top. Fixed wrong command name

instance/index.js

@@ -200,9 +200,9 @@ window.onload = () => {
         ipcRenderer.send('cmd-pause');
     });
     $('#queue-recenter').click(() => {
+        clearMenuQueue();
         document.getElementsByClassName('karaQueue')[currentSong].scrollIntoView(true);
-        logger.debug('instance', 'Queue pause');
-        ipcRenderer.send('cmd-pause');
+        logger.debug('instance', 'Queue recenter');
     });
     $('#queue-find').click(() => {
         clearMenuQueue();