[Buildbot] #2759: Make a Docker demo setup

[Buildbot trac]

#2759: Make a Docker demo setup
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Reporter:  dustin  |       Owner:  zeller
    Type:  task    |      Status:  accepted
Priority:  major   |   Milestone:  ongoing
 Version:  0.8.8   |  Resolution:
Keywords:  sprint  |
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Comment (by sa2ajj):

 I looked at `start*.sh` scripts and started to wonder why `--nodaemon`
 option is not used in both cases.

 At least, this is the way we run buildbot/buildbot-slave under supervisor
 and works just fine.

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Ticket URL: <http://trac.buildbot.net/ticket/2759#comment:18>
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