Merge pull request #3 from hollida/master

wrench icon homepage
improve home page UI a little bit
add some link icons
implement demo of messaging system
add inbox to navbar
add contact form to contact page with mailer
fix views with erb
fix contact page
edit navbar
use mysql2 in production
update gemfile.lock
fix database save for sqlite and pg
fix profile update for pg and sqlite
attempting some design improvements with SASS
alter production.rb to serve static assets
The Change Password section is now its own well