[Buildbot] #3465: buildbot.steps.worker.CompositeStepMixin is not documented

[Buildbot trac]

#3465: buildbot.steps.worker.CompositeStepMixin is not documented
----------------------+------------------------
Reporter:  rutsky     |       Owner:
    Type:  undecided  |      Status:  new
Priority:  major      |   Milestone:  undecided
 Version:  0.9.0b7    |  Resolution:
Keywords:             |
----------------------+------------------------
Description changed by rutsky:

Old description:

> Is this class is part of public API?
> It's not exported as 'steps' plugin in `setup.py`.
>
> If it's deprecated/shouldn't be used, lets add explicit
> DeprecationWarning.

New description:

 Is this class is part of public API?
 It's not exported as 'steps' plugin in `setup.py`.

 If it's deprecated/shouldn't be used, lets add explicit
 !DeprecationWarning.

--

--
Ticket URL: <http://trac.buildbot.net/ticket/3465#comment:1>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation