- Do RED dropping before the IBGW fragmenter, not after
      - Change batch time to 250ms for IBGWs (was 100ms)
      - Change batch time to 150ms for exploratory OBGWs (was 100ms)
      - Start a new message in the fragmenter if almost full
      - Fix a major, longstanding synchronization bug in the FragmentHandler
        which led to corrupt messages at the endpoints
      - More cleanups and comments

     and 'dae5a2b76e24fc3215d46d5b96ea0f547c83f63c'

      - Tweak the rate periods
      - Add a global fail rate stat
      - Increase the HashMap sizes

      - Fix status to show a disconnected network error rather than
        clock skew or UDP error when disconnected
      - Use peer clock skew rather than clock offset for determining
        whether to display clock skew error, i.e. display what matters
    * Transport: Rework peer clock skew method to always return a value
      by falling back to router clock offset;
      Fix possible AIOOBE and divide by zero; remove logging;
      reduce min number of peers

      - Close old file on rotate
      - Buffer writes
      - Write in UTF-8

      - Increase timeout to 13s (was 10s)
      - Fix tunnel.buildReplyTooSlow stat
      - Tweak logging
      - Prioritize expl. builds over client builds
      - Code cleanups

      - Move client-side writes to their own thread
      - Reenable InternalSockets