Added auto repeat and made some small fixes

SongObject.gd

@@ -0,0 +1,17 @@
+extends Node
+
+var song_number: int
+
+var song_title: String
+
+var game_title: String
+
+var players_given_point: Array[String]
+
+var is_answered: bool = false
+
+var has_played: bool = false
+
+var is_playing: bool = false
+
+var song: AudioStream