Added "ARCHIVED" badge that will appear if the ingested boolean flag is set in the database; also updated timestamp formatting
Separated input file list markup into new capability-request/files component; added "no files exist" message if active version has no files associated with it
Moved request operations (create new version button, submit button) into separate component; did some restyling
Updated styling and refactored out the newly organized components
Sandbox
Modified sandbox styling to match up more with request page styling
Other
Added capability request's ingested boolean to front-end model and back-end JSON serialization
