Jaraco-mongodb

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Exposed ``mongod_args`` on ``MongoDBInstance``
and ``MongoDBReplicaSet``.

Allow arbitrary arguments to be included as mongodb
args with pytest plugin. For example::

py.test --mongod-args=--storageEngine=wiredTiger

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Added ``manage`` module with support for purging all databases.
Added ``.purge_all_databases`` to MongoDBInstance.

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Minor usability improvements in monitor-index-creation script.

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Better error reporting in mongodb_instance fixture.

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MongoDBInstance now allows for a ``.soft_stop`` and subsequent ``.start``
to restart the instance against the same data_dir.

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``repair-gridfs`` command now saves documents before removing
files.