* don't omitempty on description
* don't omitempty on any fields
* add ms to timestamp format
* don't omitempty on text_url
* rearrange attachment fields a bit
* just give URL again as attachment text url
* update tests
* fix accidental replace
* start experimenting with swagger documentation
* further adventures in swagger
* do a few more api paths
* account paths documented
* go fmt
* fix up some models
* bit o lintin'
Inbox POST from federated servers now working for statuses and follow requests.
Follow request client API added.
Start work on federating outgoing messages.
Other fixes and changes/tidying up.
tobi