anchor.diff:      "timestamp": "integer unixtime"
   }
   
  +[mod] Modify thread flags or delete thread
  +POST /board/{board_id}/thread/{thread_id}/manage
  +> Content-Type: application/json
  +{ "action": "delete|update", "update": { "locked": true, "pinned": true, "hidden": "true" },
  +    "ban": { "reason": "board rules", "expires": "unix time" } }
  +< 200
  +< Content-Type: application/json
  +{ "result": "ok", "ban_id": "78ba981d8a8fe0918902" }
  +
   Post a new post in thread
   POST /board/{board_id}/thread/{thread_id}
   > Content-Type: application/json
  
positive.code: { "result": "ok", "url": "/board/b/thread/10012500#i10012550" }
  
  --
  Administration and moderation
  Functions only available to authenticated mods and admins
  --
  
  [admin] Create or edit board
  POST /board
  > Content-Type: application/json
  { "id": "b", "category": "General", "title": "Random /b/", "short_name": "b",
      "anonymous_name": "Anonymous", "max_threads": 200, "max_thread_posts": 500,
      "max_thread_post_lock": 2500 }
  < 200
  < Content-Type: application/json
  { "result": "ok", "url": "/board/b/" }
  
  [mod] Modify thread flags or delete thread
  POST /board/{board_id}/thread/{thread_id}/manage
  > Content-Type: application/json
  { "action": "delete|update", "update": { "locked": true, "pinned": true, "hidden": "true" },
      "ban": { "reason": "board rules", "expires": "unix time" } }
  < 200
  < Content-Type: application/json
  { "result": "ok", "ban_id": "78ba981d8a8fe0918902" }
  
  [mod] Modify post or delete post
  POST /board/{board_id}/post/{post_id}/manage
  
negative.code: < Content-Type: application/json
  { "result": "ok" }
  
  