Merge pull request #49 from datadryad/atmire-1289

Rollback versioning: adding delete version button for Curators.
Maybe fix problem with displaying PMID's for articles when doi's are available.
Merge branch 'dryad-master' into fb-5898
Merge pull request #51 from datadryad/fb-5295

FogBugz 5295
Disable statement pooling in dspace config

Prevents Postgres statement closed exception
Merge pull request #54 from datadryad/trello-2

Disable statement pooling to avoid PSQLException: This statement has been closed.
When in testing mode, don't use "real" settings from eLife configuration.
Merge branch 'dryad-master' of github.com:datadryad/dryad-repo into dryad-master
When the item is in the workflow block it from oai crosswalk
Merge remote-tracking branch 'origin/atmire-1301' into dryad-dev