Add event_info and event_subject models
Validations for some models
Initial EventInfo form
Localization for some models
Add nested form for event subjects
Add affiliates model
Add event model
Add EventSchedule model
Add events controller for entrant_manager
Add events link into entrant_manager navigation
Some page_titles for events and event_infos
associations
Add user_id into event
Some methods for user and event
Initial events
RF event_infos views
Fix locales
Fix migration: user_id should be string
Vk::Addressable module
Add jquery date-time-picker plugin