Update is_friend? method in application controller with preferred SQL query format
Update any_friends? helper with better sql query
Update confirmed_friends helper with better sql query
Update any_pending_requests? helper with better sql query
Update pending_requests helper with better sql query
Refactor repeating sql request into grab_friends helper method
Refactor helper methods to remove duplicate code
Merge pull request #34 from Steveo1485/update-sql-queries

Update sql queries