added friend namespace to user factory
Added factory for friendship
changed friend factory to friendee factory
fixed friendship factory to include reference to friendee not friend
fixed test to log in as friendee not user
got accept friend request working by redesigning the related user methods
refactored user methods for finding accepted friends to rely more on SQL
Edited show page so that onlythe owner of the page can see pending friend requests and accept them
reformatted the Friendship controller