remove passing object in form render
refactor new and create methods for nested comments
add unique id to reply link for ajax targeting
add ajax to hide reply link and show form for nested comment
refactor render method to retrieve renamed form
rename comment forms
order comments by oldest first
create to_param method
refactor previous and next links for page number instead of id
remove unused next and previous methods
refactor line 9 for depreciation warning
add profile prefix for users pages