APOLLO-2413 Updated mappings
APOLLO-2413 Fixed case mapping
Update ElasticSynchronizationListener.php
Merge pull request #92 from ministryofjustice/APOLLO-2413

Apollo 2413
APOLLO-3477 Moved location of IsAssignable
APOLLO-3480 Initial Assignable Composite Abstract
APOLLO-3476 Move and minor refactor of user to inherit from the AssignableComposite
APOLLO-3476 Updated all references to the old user namespace
Merge branch 'master' into APOLLO-3179