make default sorted by highest average rating on teacher profile index page
testing order by average rating function
fix scopes to include zero review records when using a filter scope like online teachers only or in person teachers only
add class to deal with generating conditions
fix jquery load function to utilize parameter function in sending array
update bool generator function to avoid security problems
add lambda scope for filtering by price
get javascript ajax calls working for all filter criteria
testing with arel
add scope to deal with different instruction types using OR chaining
updates
account for cases where a price is not selected
updates
finally, have all filters and javascript working properly for filtering the index page for teachers
add side bar containing all the countries that teachers are from
create method to filter teacher profiles by country
use more efficient solution to getting unique countries that have users
move unique countries assignment to controller instead of view
partialize getting the count of items in a country and make methods for this in country class
add all filtering funcitonality to centers page