This is the entry point for the API described in the
Follow the hyperinks each resource offers to explore the API.
Note that you can also explore the API from the command line,
for instance using the `curl` command-line tool.
For example: `curl -X GET
-H "Accept: application/json; indent=4"`
HTTP 200 OK Content-Type: application/json Vary: Accept Allow: OPTIONS, GET
{ "themes": "" }