[Buildbot] #3468: [docs] section numbering produces confusing labels like "2.4.5.4.2.4.1.1. CoreOS"

[Buildbot trac]

#3468: [docs] section numbering produces confusing labels like "2.4.5.4.2.4.1.1.
CoreOS"
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Reporter:  rutsky  |       Owner:
    Type:  defect  |      Status:  new
Priority:  major   |   Milestone:  0.9.0
 Version:  master  |  Resolution:
Keywords:  docs    |
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Comment (by dustin):

 Yeah, depth 4 sounds good.

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Ticket URL: <http://trac.buildbot.net/ticket/3468#comment:4>
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