Merge branch 'anoa/go_mods'

.circleci/config.yml

.dockerignore

.gitignore

.travis.yml

Dockerfile

README.md

api/auth.go

api/custom/datastores.go

api/custom/federation.go

api/custom/health.go

api/custom/purge.go

api/custom/quarantine.go

api/general_handlers.go

api/r0/download.go

api/r0/identicon.go

api/r0/preview_url.go

api/r0/public_config.go

api/r0/thumbnail.go

api/r0/upload.go

api/responses.go