Add an AttachmentToHTML::View to deal with rendering
Simpler AttachmentToHTML::Adapters::Text interface
Simpler AttachmentToHTML::Adapters::PDF interface
Simpler AttachmentToHTML::Adapters::RTF interface
Simpler AttachmentToHTML::Adapters::GoogleDocsViewer interface
Simpler AttachmentToHTML::Adapters::CouldNotConvert interface
Update AttachmentToHTML for new View class
Remove redundant AttachmentToHTML::HTML
Dynamically inject AttachmentToHTML::View content
Minor change to FoiAttachment#body_as_html

AttachmentToHTML#to_html already returns the raw html now
Update gubbins to call AttachmentToHTML