API operations not yet documented

[jlewis666]

The following API operations appear to be currently undocumented:

GET /api/v1/admin/tags/{id}
GET /api/v1/admin/trends/links/publishers
GET /api/v1/emails/check_confirmation
GET /api/v1/instance/languages
GET /api/v1/instance/privacy_policy
GET /api/v1/peers/search
GET /api/v1/polls/{pollId}
GET /api/v1/tests
GET /api/v1/timelines/link
GET /api/v1/timelines/tag/test
POST /api/v1/admin/trends/links/{id}/approve
POST /api/v1/admin/trends/links/{id}/reject
POST /api/v1/admin/trends/links/publishers/{id}/approve
POST /api/v1/admin/trends/links/publishers/{id}/reject
POST /api/v1/admin/trends/statuses/{id}/approve
POST /api/v1/admin/trends/statuses/{id}/reject
POST /api/v1/admin/trends/tags/{tagid}/approve
POST /api/v1/admin/trends/tags/{tagid}/reject
POST /api/v1/conversations/{id}/unread
POST /api/v1/polls/{pollId}/votes
PUT /api/v1/admin/tags/{id}
PUT /api/v1/notifications/policy

[trwnh]

#1211

[andypiper]

Closing as duplicate of #1211