1.Courses are now accessible if they are purchased
2.Robokassa implemented
3.Added  column to  table, added ->pk = ->id to save() in Course_Row.php
4.Email is required on step2 only if visitor (not user) is trying to buy course
5.Main page Seo-text  subtitle now is got from
6.Added a superquick signup while course purchase
7.Removed GridFitlers