2.4.0.67

# NEODITRONIX V2.4.0.67 - Chart difficulties have been updated to match the modern difficulty scaling - **Thanks to our super talented guest programmer, DrNarika. He has made a lot of optimizations to the game!! Try it out!! It is insanely smooth!!!! and wait for more to come in the future!!!** Dude just wrote 15k lines of code in a week what is this guy doing man - Fix character portrait selection picking the wrong one. - Shaders and story modes are greatly improved - Laser sprites are refined - Deleted 'delete me' from the song list - Added 'Fly Wit Me' - Adjusted the shadows in song select - nerfed for.loop unlock condition