[tor-bugs] #30591 [Core Tor/Stem]: Make Travis stem log at info level, and tail the log

[Tor Bug Tracker & Wiki]

#30591: Make Travis stem log at info level, and tail the log
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     Reporter:  teor           |      Owner:  atagar
         Type:  defect         |     Status:  new
     Priority:  Medium         |  Milestone:  Tor: 0.4.1.x-final
    Component:  Core Tor/Stem  |    Version:  Tor: 0.2.4.8-alpha
     Severity:  Normal         |   Keywords:  tor-ci-fail-sometimes
Actual Points:                 |  Parent ID:  #29437
       Points:  0.1            |   Reviewer:
      Sponsor:                 |
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 Diagnostics for #29437.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30591>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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