added email prefs model
added email prefs controller
updated email prefs
tested email preferences
added users controller
added subscription controller
followed book funky ness
the rest of the controllers
updated subscription_controller
subscription controller
remove arguemenst from find_subscription_id

also move it into books helper
Merge pull request #1 from nbirnel/email

remove arguements from find_subscription_id
updated email
added _follow partials, routes and moved the subscriptions controller
got rid of books helpers
added subscriptions tests
added feature tests for email prefs
changed following? to true the string True
Merge branch 'email' of https://github.com/Mattsface/Library-Application into Mattsface-email

Conflicts:
	Gemfile.lock
	app/models/user.rb
	db/schema.rb
Merge branch 'Mattsface-email'