Revert "Follow button improved"

This reverts commit 704f8e5840e8d45adbb2a3e92962712e758ef685.

Conflicts:
	public/js/controllers/seriesController.js
	public/scss/global.scss
	public/templates/series-detail.html
Revert 704f8e5..f5cc251

This rolls back to commit 704f8e5840e8d45adbb2a3e92962712e758ef685.
Revert 34641a6..001d83e

This rolls back to commit 34641a6c958e2ac03f7d13ab1a08ce5a4d38cef4.
Clean up

Cleaning up code style,
added comments