Change Add Friend button from Sign Up to Add Fridge Friend, fixed feature tests with change'
Update tests to account for new Add Fridge Friend button
Update see friends of fridge test to account for new Add Fridge Friend button
Update user can create fridge item test to account for new Add Fridge Friend button
Merge pull request #34 from gopher-snakes-2013/change-add-friend-button

Change add friend button