update preference xml

app/src/main/java/com/dkanada/gramophone/ui/activities/SettingsActivity.java

@@ -124,7 +124,7 @@ public class SettingsActivity extends AbsBaseActivity implements ColorChooserDia
             addPreferencesFromResource(R.xml.pref_lockscreen);
             addPreferencesFromResource(R.xml.pref_audio);
             addPreferencesFromResource(R.xml.pref_images);
-            addPreferencesFromResource(R.xml.pref_directplay);
+            addPreferencesFromResource(R.xml.pref_direct_play);
         }
 
         @Nullable

app/src/main/java/com/dkanada/gramophone/util/MusicUtil.java

@@ -53,6 +53,7 @@ public class MusicUtil {
                 builder.append(directPlayCodec.value).append(',');
             }
         }
+
         if (containerAdded) {
             // remove last comma
             builder.deleteCharAt(builder.length() - 1);