Update users_controller.rb

fixed more typos
rudimentary user profile page
added events feed to profile page
added 3 event hover-over images to user profile page
facebook profile picture
profile picture
adding factory girl
added functional facebook profile picture retrieval
Merge branch 'master' of https://github.com/msmilansky/Labradoodle into matthew

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merging matthews fb pic branch
merge conflicts
fb profile pic merge
adding user validations