Move Version entity mapping to a separate mapping file
Move Version to Model namespace
Create a separate VersionRepository for Mongo
Load corresponding mapping for Version
Merge branch 'master' into PIM-2709
Merge branch 'master' into PIM-2709
Improve VersioningBundle compatibility with mongodb
PIM-2836 Prevent hidden fields to be submitted
PIM-2836 Fixed disabling of hidden fields
Incomplete attempt at making history grid work with mongo
PIM-2836 Rely only on displayed values in the mass edit common attributes
PIM-2836 Fixed common attributes collection keys
PIM-2709: Make works sorting
PIM-2836 Fixed specs
Merge branch 'master' into PIM-2709

Conflicts:
	src/Pim/Bundle/VersioningBundle/Doctrine/MongoDBODM/VersionRepository.php
	src/Pim/Bundle/VersioningBundle/Manager/VersionManager.php
Fix broken ORM compatibility
Fix the author field for mongodb
Fix getting log entries in mongo VersionRepository
Fix cs
Return null in mongo VersionRepository when version is not found