Converted .mp3 into .ogg to fix the issue of volume slider going to 0% on some occasions.

Added new Otherwordly tracks:
Music_62 = Rain (Otherwordly) - Soundscape To Ardor
Music_63 = Overworld day (Otherwordly) - Recollection II
Music_64 = Night (Otherwordly) - Recollection III
Music_65 = Underground (Otherwordly) - Creeping Shadows
Music_66 = Desert (Otherwordly - Batalla, Batalla
Music_67 = Ocean (Otherwordly) - Monologue
Music_68 = Mushrooms (Otherwordly) - Fade To Black_3BLM_46
Music_69 = Dungeon (Otherwordly) - Shadow's Masquerade
Music_70 = Space (Otherwordly) - Mysterious
Music_71 = Underworld (Otherwordly) - Incantation (Part C_Opus2_Orchestra Only)
Music_72 = Snow (Otherwordly) - Perishing One
Music_73 = Corruption (Otherwordly) - BL_73
Music_74 = Underground Corruption (Otherwordly) - Demolition Drive
Music_75 = Crimson (Otherwordly) - BL_75
Music_76 = Underground Crimson (Otherwordly) - Ominous Premonition
Music_77 = Ice (Otherwordly) - Burden of the Past
Music_78 = Underground Hallow (Otherwordly) - Climax And Annihilation of the World
Music_79 = Eerie (Otherwordly) - Incantation (Part F)
Music_80 = Boss 2 (Otherwordly) - Treachery (RMB remix)
Music_81 = Boss 1 (Otherwordly) - SD2_103
Music_82 = Invasion (Otherwordly) - BL57_Sakkaku
Music_83 = The Towers (Otherwordly) - BL06_Sakkaku
Music_84 = Lunar Boss (Otherwordly) - 4BLM_101_Chokkaku
Music_85 = Plantera (Otherwordly) - Guitar III
Music_86 = Jungle (Otherwordly) - Wanderers
Music_87 = Wall Of Flesh (Otherwordly) - Cometh the Hour (Part B_Opus1)
Music_88 = Hallow (Otherwordly) - Pray That You Always Understand Me (Piano ver.)

Replaced:
Fade to Black A06 now plays during Eclipse instead of Whisper of the Apocalypse;
Invasion (RMB remix) now plays during Martian Invasion instead of Ceremony Commences.