Initial work on adding contact/friends
Added some lookup methods in people model and added remove_request
Renamed field in friendship table
Moved friend buttons to a partial
Made friends feature configurable
Added option to accept friend request
Added share with friends option
added missing semi-colon
remove friendship didn't take into account the user being propositioned for friendship. Fixed.
Added new friend icon
Show friends list only if the person/show page belongs to current_user
friend control hub for users profile page
Added new icon for removing friends
Cleaned up code a little
sorted out styling so friend buttons align with others
Added flash notices for adding friends
Formatted current friends and friend requests into a table format
Added reject request option
Merged friends branch