added PUT request for user avatar_url
updating Linda's changes
add delete from other user's wants
updated hasgames delete to update wanters
add extra tests
a small update to hasgames delete
fixed merge conflicts in game_routes
Karl's Klean-up
Merge pull request #10 from kgentner/LindaDev

Karl's Klean Up
clean match file
Merge pull request #11 from lindamariemummy/LindaDev

Linda dev