[tor-bugs] #25546 [Core Tor/Tor]: Merge last vanguard-related tor patches

[Tor Bug Tracker & Wiki]

#25546: Merge last vanguard-related tor patches
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     Reporter:  asn           |      Owner:  (none)
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:  Tor: 0.3.4.x-final
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:  tor-guard guard-discovery
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:  asn
      Sponsor:                |
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 There are a few remaining vanguard-related tor patches that need to be
 merged to little-t-tor to improve correctness and performance of the
 vanguard 3rd-party script.

 Let's get these merged.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/25546>
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