added session and user controllers for authentication
basic user auth working
cookies working
deleted index.html
implementing cancan, added ability.rb model
aimplemented auth via CanCan with two roles, admin or regular
adding bootstrap
tweaked view, standard bootstrap look and feel
    config.assets.initialize_on_precompile = false
fixed SOLR bug when searching for restaurant names, removed admin option from sign-up
removed search from restaurant index
tweaked menu and login view
user signed in after signing up
removed some info on restaurant show view
Added in highlighting for solr search hits
showing highlights via bootstrap popover in restaurant show view
added ignore/valid flag to buzz mention views
javascript tweak to better handle strikethroughs
updated counter cache
fixed nil value error in buzz score sorting