fixed the stage not appearing when you choose easy/normal difficulty

fixed game crashing when playing thorns

new bf sprites

new gf sprites

new bf icon

added 3rd song (aka thorns)

added more dialogue

tweaked notes

renamed all week6 songs (senpai, roses and thorns are placeholders)

added david phase 3

new main menu buttons sprites

improved main menu backgrounds

rewriten credits

more text to the introtext.txt file