Rename main.js to signup.js as it makes more sense
Prettify page.jade
Remove inline HTML in Jade
Delete unneeded file
Use variable for .tmp folder in Gruntfile.js
Add page description to meta tag
Remove duplicate Analytics event
Add CORS for subscription service
New sign-up design
Add Hakim's 'Ladda' button for spin animation
Remove inline HTML in page.jade
Add Analytics Experiment code