Quick fixes

Apparently, the XML file doesn't like when music files has & and é, which prevented them to play in game.

Figured how to add the damn Title Music song.

+Added every jingles missing i hope.
+Added songs for when you go backward to get the true ending (Mausoleum to basement).

Well, i hope i finally finished it. If im missing something, please let me know. Thanks!

+Added song for Challenge Room.
+Added song for empty boos room.
+Added song for Dross (Reversed)
+Added song for Secret room Alt
+Added song for Boss Rush.

+ Added a song for "Void"
+ Added 10 jingles


* Changed Basement and Burning Basement songs

Will update with more songs in the future.