Week 6 - Checkpoint: Popular Posts
+ Moved most of existing posts controller files to topics/posts controller
+ created new root posts controller to handle popular posts
+ changed existing post routes to topics/posts
+ created new post show routes for popular posts
+ created new post index display
+ created post partial
+ Added popular post view to navbar
+ Created user index to display active users
+ Added rating algorith for displaying users to user model
+ Added Users index view to navbar
+ Created active users view
+ Used eager loading to increase query performance