[Buildbot] #3597: BitbucketPullrequestPoller thinks all pull requests are new

[Buildbot trac]

#3597: BitbucketPullrequestPoller thinks all pull requests are new
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Reporter:  sambristow  |       Owner:
    Type:  defect      |      Status:  new
Priority:  major       |   Milestone:  undecided
 Version:  master      |  Resolution:
Keywords:              |
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Comment (by sambristow):

 Pull request is here:
 https://github.com/buildbot/buildbot/pull/2346

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Ticket URL: <http://trac.buildbot.net/ticket/3597#comment:1>
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