Update composer.json to remove deprecated dependency robloach/component-installer

[koftikes]

I am trying to pull this library from packagist and I noticed that it has a dependency on a deprecated package.
https://packagist.org/packages/robloach/component-installer
Can it be removed?

[joshuafredrickson]

Here's a fork without the component installer:
https://github.com/joshuafredrickson/animate.css