Added fancy user image next to profile link
   calpoly/frontend/static/css/base.css: Add css for profile image
   calpoly/frontend/templates/base.html: Passed in userId property to js instead of putting it in a div, it's much cleaner. Also added img element for user picture
   calpoly/frontend/static/js/ieee.js: Used userId to determing login status and load user picture if necessary