clean up
ensure correct foundation version
change welcome page picture css style
remove sign_up/sign_in form links
add modal container and sign up modal
put back original zurb gem
add close modal link for sign in and sign up
split sign in, sign up into two lines
add sign in modal
update welcome specs for new welcome screen
remove unnecessary form divs so forms will submit
change redirect to user profile page
redirect to welcome page on failed sign in
add redirect to welcome page with error message on invalid sign up
fix devise routes to go through omniauth callbacks again
Merge pull request #38 from purple-martins-2013/welcome-modals

Welcome modals