When I do as the example in the readme i get the errors: `Cannot find name 'initParticlesEngine'.` `Cannot find name 'loadFull'.` `Cannot find name 'particlesInit'. Did you mean 'Particles'?` What do I need to do different? 
When I do as the example in the readme i get the errors:
Cannot find name 'initParticlesEngine'.Cannot find name 'loadFull'.Cannot find name 'particlesInit'. Did you mean 'Particles'?What do I need to do different?