Add secret key for Devise

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Remove MVO-specific code (partially)

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Create admin user at DB setup

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Port to Rails4, migrate from Blueprint CSS to Bootstrap library, use Simple Forms

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Add currency to payment

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>
Don't send emails

Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com>