[PDI-11223] Getting duplicate ID errors while doing batch inserts to MongoDB.
Merge pull request #48 from m-a-hall/mongo-issues-feb-2014

[PDI-11223] Getting duplicate ID errors while doing batch inserts to MongoDB.
PDI-11140 - Initial implementation of mongo wrappers to centralise auth, kerberos logic
Merge pull request #49 from brosander/PDI-11140-after-rebase-3

PDI-11140 - Initial implementation of mongo wrappers to centralise auth,...
PDI-11140 - fixing merge error with MongoDbOutput
Merge pull request #50 from brosander/PDI-11140-merge-fix

PDI-11140 - fixing merge error with MongoDbOutput
[PDI-11172] Fields not persisted in EE repo for MongoDB output step. This commit fixes an issue with persisting tag set definitions to the EE repo.
Merge pull request #51 from m-a-hall/master-PDI-11200

[PDI-11172] Fields not persisted in EE repo for MongoDB output step.