* Refactoring user_controller separating some classes to service
* Replace service Credit::Manager and improve yours specs
* improve method with memoize
* Change models and related files
* Update controllers and specs
* More renaming
* Seek and destroy, I mean search and replace
* Round up the stragglers
* Ground control to Major Travis...
* More fixes
* PR feedback
* Various fixes
* Rename view
* Fix list query builder
* Unify request specs
* Fix some API spec errors
* Fix remaining API specs
* Make spec conform to API
* Fix leftover problems
* Fix JS tests
* Fix column name in select
* Fix API specs
* Fix search specs
* Paging Mr. Travis
* Add ProMembership model
* Implement ProMembershipsController#create
* Implement basic ProMembershipsController#show
* Add ProMembership to ledger
* Populate user history after pro subscription is created
* Add fields for expiration notifications
* Add ProMemberships::ExpirationNotifier to notify users of expiring memberships
* Add tasks for recurring jobs to notify users of expiration
* Add auto_recharge column to ProMembership
* Add ProMemberships::Biller (incomplete)
* Fix specs
* Add ProMembership to Administrate
* Fix spec
* Add has_enough_credits? to User and Organization
* Add Payments::Customer class
* Finish ProMembership::Biller functionality
* Fix ProMemberships::Creator check for credits
* Disable destroy actions for ProMembershipsController
* Correctly authenticate ProMembershipsController actions
* Make sure only pro user's history can be indexed
* Add ProMembershipsController#update action for auto recharge
* Use regular AR to save new credits and add touch to the purchaser
* Clarify Pro membership create policy
* Display information about an existing pro membership
* Add UI to show page
* Add system test for Pro membership creation
* Implement edit membership
* Make sure users with pro memberships can access history and dashboard pro
* Fix padding issue
* Show a different text for a user that has credits but not enough for Pro
* Move Pro Membership functionality inside settings
* Update Pro Membership link in email notifications
* Bust all relevant caches
* Add the Pro checkmark around the website
* Use Users::ResaveArticlesJob instead of delay
* Add/remove user from pro-members chat channel
* Use the appropriate Pro checkmark
* Remove unfinished pro elements
* Remove checkmark JS
* Make notifications reactions specs more confident about time
* Protect AnalyticsService specs if run on International Date Line West time zone
* Display local datetime to make it easier to reproduce time zone bugs
* Display date in RFC 3339
* Freeze time and confront without nanoseconds
* Add #purchase to Credit
* Assigns spent credits to the listing
* Add Credits::Ledger and use it
* Localize ledger datetimes
* Add organization to the ledger
* Add tests for ledger
* Remove unused class
* Fix scope error
* Compare UTC times
* Fix broken specs
* Wrap listing create in a transaction
* Wrap listings bump into a transaction
* Avoid microseconds issue with datetimes in tests
* Use .detect instead of .select.first
* Fix spec description
