star item speed down
Stage3 update
marshal sound copyright, and add stage3 bgm.

fix
support lefty

support lefty
setting
tunng
Stage3 update
Stage3 Small update
Merge remote-tracking branch 'minimo/Stage3' into develop

Conflicts:
	src/GlShooter2.js
Stage3 small update
remerge
bug fix
new bullet texture
add enemy image
new texture
Stage3 small update
Stage3 Enemy texture add
modify texture tool
add maimai effect
rikka kawaii