File list (Check if you may need any files):
Particle system
Particle system\.idea
Particle system\.idea\.name
Particle system\.idea\encodings.xml
Particle system\.idea\misc.xml
Particle system\.idea\modules.xml
Particle system\.idea\scopes
Particle system\.idea\scopes\scope_settings.xml
Particle system\.idea\vcs.xml
Particle system\.idea\work.iml
Particle system\.idea\workspace.xml
Particle system\images
Particle system\images\ParticleSmoke.png
Particle system\images\bg.jpg
Particle system\index.html
Particle system\js
Particle system\js\Snow.js
Particle system\js\ThreeCanvas.js
Particle system\js\three.js