* Stub some collection resource requests
* Rebase changes
* Add upload new resource page
* Allow adding custom collection resources
* Display and validate additional resources
* Allow downloading additional collection resources
* Allow updating additional resources
* Display additional resources on the homepage
* Add delete link to additional resources
* Update hint text
* Update tests
* Allow unauthenticated users to donwload additional collection resources
* Add some changes to copy and styling
* Add content type to the files
* Validate short display name at the same time as file
kosiakkatrina