Github user joshelser commented on the issue:
https://github.com/apache/accumulo/pull/249
Was curious what this changed. Original (toc:4) on the left and the
proposed change (toc:2) on the right.

It definitely cleans up the TOC. I'm not sure if it would be confusing to
users who use the TOC to find a specific sub-sub-section (that now isn't
there). I think I'm +0 presently.
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