Add carrierwave gem and generate uploader
Mount uploader in model, add attachment column to sitters
Move footer to application layout
Add columns to Sitter, configure sitter sign up form
Change footer to sticky footer
Add Rmagick and configure for thumb and medium size
Set up amazon S3 with figaro
Fix sitter sign up
fix merge conflict - remove extra </div>
Add zip_code parameter to Appointment, add new appointment page
Merge pull request #10 from erlaroche/find_a_sitter

Add zip_code parameter to Appointment, add new appointment page
Merge pull request #11 from erlaroche/findasitter

add carousel
Add working log-in log-out method
Add working log-in log-out method
Delete sitters_controller.rb
Initialize and configure action mailer
added beginning of the 2nd button
carousel work