Reflow a paragraph in the changelog

      new option KeepBindCapabilities. Closes ticket 8195.

  o Major features (directory system):

    - When bootstrapping multiple consensus downloads at a

      time, use the first one that starts downloading, and close the

      rest. This reduces failures when authorities or fallback

      directories are slow or down. Together with the code for feature

      15775, this feature should reduces failures due to fallback churn.

      Implements ticket 4483. Patch by "teor". Implements IPv4 portions

      of proposal 210 by "mikeperry" and "teor".

    - When bootstrapping multiple consensus downloads at a time, use the

      first one that starts downloading, and close the rest. This

      reduces failures when authorities or fallback directories are slow

      or down. Together with the code for feature 15775, this feature

      should reduces failures due to fallback churn. Implements ticket

      4483. Patch by "teor". Implements IPv4 portions of proposal 210 by

      "mikeperry" and "teor".

    - Include a trial list of default fallback directories, based on an

      opt-in survey of suitable relays. Doing this should make clients

      bootstrap more quickly and reliably, and reduce the load on the