message: Comment some consts
diff: @@ -19,7 +19,9 @@ const MSG_PMS_DISABLED_FEDERATION = "[Bridge] Sorry, PMs are disabled on " +
  const KICK_RETRY_DELAY_MS = 15000;
  const KICK_DELAY_JITTER = 30000;
  +/* Number of events to store in memory for use in replies. */
  const DEFAULT_EVENT_CACHE_SIZE = 4096;
  +/* Length of the source text in a formatted reply message */
  const REPLY_SOURCE_MAX_LENGTH = 32;
  function MatrixHandler(ircBridge, config) {
  