Release 1.18.0

• Round calculation is not gathering multiple requests to run in bulk
• Cancelled teams are not properly removed in speaker and checkin views
• Manager should be able to re-arrange child competitions
• Add support for AWS service discovery
• Improve deployment system enhancement
• Add caching of javascript and CSS in CDN enhancement
• Don't issue a cookie unless the user has explicitly requested one
• Add support for hosting static content on a CDN (e.g. CloudFront) enhancement server
• Add support for displaying teams by classes
• Add support for registering couples in multiple classes