Initializes RailsAdmin in the test environment.

To avoid Sass error in Travis CI
ENV['SKIP_RAILS_ADMIN_INITIALIZER']='false'.
Moving sass-rails out of the assets group.

Trying to avoid an error on Travis CI ("uninitialized constant Sass
(NameError)").
Requires sass very early on.

To avoid an error on Travis CI https://travis-
ci.org/joegattnet/joegattnet_v3/builds/8420897
Adds empty resources folders.
Updates ruby version for Travis CI.

To avoid an error on Travis CI: https://travis-
ci.org/joegattnet/joegattnet_v3/builds/8420897
Makes citation style selectable in settings.
Requires custom Sass functions in spec_helper.
Moves Sass custom function to initializers.

This fixes the issue on my local setup. Travis CI had been throwing an
error.
Changes quotes in test.
Temporarily disables blockquote tests.
Updates gems.
Renames Book API models, appending Request.

Conform to EvernoteNote/EvernoteRequest refactoring.
Refactors EvernoteNote/EvernoteRequest and Note/Citation.