Added paperclip in Gemfile and environment
generated a migration for profile pictures
Modified migration file to add.remove 4 columns, file name, type, size, and date added
rake db:migrate AddPicPaperclip
Added verification for pic attachment in model
Fixed typo (; => :)
Added field to user#form
Added profile picture to User list and to show user
Broken image links appear, but image won't upload (ImageMagic error)
Removed uses of ImageMagick, and just scaled images
Added default profile picture
Used default profile pic if user hasn't defined on yet.