[Buildbot] #2619: Always include an `id` field in Data API responses (was: [nine] Names for IDs)

[Buildbot trac]

#2619: Always include an `id` field in Data API responses
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Reporter:  dustin       |       Owner:
    Type:  enhancement  |      Status:  new
Priority:  minor        |   Milestone:  0.9.0
 Version:               |  Resolution:
Keywords:  simple       |
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Ticket URL: <http://trac.buildbot.net/ticket/2619#comment:3>
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