Updated to Rails Slim Template 2.0.0.
Added the [RSpec HTML Matchers](https://github.com/kucaahbe/rspec-
html-matchers) gem requirement.
Removed the Linguist gem requirement.
Removed the Sorter gem requirement.
Removed the Lineage gem requirement.
Removed the AWS SDK gem requirement.
Removed the Paperclip+ gem requirement.
Removed the Number to Fraction gem requirement.
Removed the Gravatarify gem requirement.
Removed the Will Paginate gem requirement.
Added the [Kaminari](https://github.com/amatsuda/kaminari) gem requirement.
Removed the Prawn+ gem requirement.
Removed the Sprockets Better Errors gem requirement.