CF #27 - Add dummy Subsribe view
CF #27 - Subscribe page: display plans using recurly API
CF #27 - Make recurly calls inside a Recurly class
Move pycrypto to requirements.txt
CF #27 - Roughly enable subscription
CF #27 - Cleaning
CF #27 - Use selected plan code when subscribing
CF #27 - comment
CF #27 - comment
CF #27 - Subcription: don't save an account without subscription
CF #27 - Plan radio input: mark options labels as safe and use HTML entity
CF #27 - Create Recurly's account and subscription in Recurly class
CF #27 - Subscription: add a TrialSubscriptionFactory for convenience
Missing test: ensure account validation upgrade subscription to trial state
Login.html: add missing "next" field
Fix TrialSubscriptionFactory
CF #27 - Make Recurly subscription starts when trial period ends
CF #27 - Add and use new subclasses of Subscription
Harden test on RegisterPlus view
CF #27 - Add basic test to ensure Subscribe view works