[Buildbot] #3523: Do not output pickles

[Buildbot trac]

#3523: Do not output pickles
---------------------+-------------------
Reporter:  tardyp    |      Owner:
    Type:  defect    |     Status:  new
Priority:  critical  |  Milestone:  0.9.0
 Version:  master    |   Keywords:
---------------------+-------------------
 Removal of the whole status module is postponed to 0.9.0+, but we
 shouldn't write any pickles in the workdir of the master

--
Ticket URL: <http://trac.buildbot.net/ticket/3523>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation