Namespace Campaign entitties
Add optional cost_calculator link
Add styles for trust-message
Remove redundant legacy code
Add new template for new campaign
Add content to the second campaign
Add content to locales (Welsh is fake for now)
Refactor the YML files to contain new introduction content
Simplify decorator methods using context
Add trust message
Fix missing link
Refactor class names in HTML and SCSS files
Fix alignment of sections
Fix content in YML files