Feature request: Effect - normalization and reverse

[CarlosUnchained]

It'd be really handy to have normalization and reverse on the web app before uploading the sample, instead of having to do that with other programs.

[marchingband]

This is a great idea and I think it would be easy for me to add, just a little Java Script. thank you!

[marchingband]

added reverse in v3.9.0