Heroku buildpack for gifsicle support.
Binary for gificle is compiled using the a release on gifsicle's repo.
Current version: 1.87
To use, checkout the usage guide on https://github.com/ddollar/heroku-buildpack-multi then add this repo in your
$ cat .buildpacks https://github.com/heroku/heroku-buildpack-ruby https://github.com/hellysmile/heroku-buildpack-gifsicle
Copy the snippet above into CLI.