change #find_or_create_stripe_customer to create independent customer without using token
bump version 1.1.4
Begin upgrade process for spree 2-3.
Use Spree.user_class instead of Spree::User.  Set the Stripe api key in the plans controller.
Specify classes in associations.
Merge branch '2-3-stable' of https://github.com/jfields/spree-account-recurring into upgrade-stripe

Conflicts:
	spree_account_recurring.gemspec