Re-add .travis.yml so we can get second opinions on builds
Check for spree.login_path, not spree.spree_login_path in unauthorized redirect

This fixes the issue where people going to admin WEREN'T being redirected to the sign in page
Revert "Check for spree.login_path, not spree.spree_login_path in unauthorized redirect"

This reverts commit fcda08552036b20a9866b189bd0e74ea8bef1830.

This causes the build to break:
http://ci.spreecommerce.com/viewLog.html?buildId=1533&buildTypeId=bt5&tab=buildLog

This is due to payment_required? calling update_totals all the time.