BIND 10 #1806: support NSEC for empty non-terminal in in-memory (1/2)

[BIND 10 Development]

#1806: support NSEC for empty non-terminal in in-memory (1/2)
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                   Reporter:         |                 Owner:  UnAssigned
  jinmei                             |                Status:  reviewing
                       Type:  task   |             Milestone:
                   Priority:         |  Sprint-20120515
  medium                             |            Resolution:
                  Component:  data   |             Sensitive:  0
  source                             |           Sub-Project:  DNS
                   Keywords:         |  Estimated Difficulty:  3
            Defect Severity:  N/A    |           Total Hours:  0
Feature Depending on Ticket:  in-    |
  memory NSEC                        |
        Add Hours to Ticket:  0      |
                  Internal?:  0      |
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Comment (by jelte):

 Oh. If you happen to pick up this review, you might want to take a look at
 #1807 as well; I ended up branching from this branch (to reuse the test
 code), and while making the test code I replaced what I added here (and
 removed the RR's I added here).

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Ticket URL: <http://bind10.isc.org/ticket/1806#comment:7>
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