Graphic and functional improvements in the synchronization section

app/src/main/java/com/cappielloantonio/play/database/dao/SongDao.java

@@ -66,7 +66,7 @@ public interface SongDao {
     @Query("SELECT * FROM song WHERE favorite = 1")
     LiveData<List<Song>> getFavoriteSong();
 
-    @Query("SELECT * FROM song WHERE offline = 1 ORDER BY RANDOM() LIMIT :number")
+    @Query("SELECT * FROM song WHERE offline = 1 LIMIT :number")
     LiveData<List<Song>> getDownloadedSongSample(int number);
 
     @Query("SELECT * FROM song WHERE offline = 1 ORDER BY path, albumName, trackNumber")