Issue #1948138 by joachim: Added entity_access() checks to the Entity Reference relationship resources.

Issue #1953108 by joachim: Changed 'index' resource query parameter to 'parameters' to match Services.

Issue #1911810 by joachim: Fixed multiple fields from one entity type to another overwriting the same resource name.

Issue #1911798 by joachim: Fixed entityreference fields' 'target_bundles' setting being used instead of entity type when defining relationships.

Sergiu Savva authored Mar 15, 2013 and Joachim Noreiko committed Mar 15, 2013

Issue #1940828 by sergiu.savva: Removed unnecessary calls to module_exists() for a dependent module.

Issue #1911792 by joachim: Added support for OG entityreference fields to services_entityreference module.

Add services_entity_services_resources_alter to add operations, actions and relationships from core entitities.

Add optional => TRUE to entity_type so that changes in Services-7.x-3.2 no longer cause a 401 error.