Drop reference to deleted "datastream entity controller".

islandora.info

@@ -13,7 +13,6 @@ files[] = includes/dublin_core.inc
 files[] = includes/tuque.inc
 files[] = includes/tuque_wrapper.inc
 files[] = includes/object.entity_controller.inc
-files[] = includes/datastream.entity_controller.inc
 files[] = tests/includes/datastream_validators.inc
 files[] = tests/includes/islandora_web_test_case.inc
 files[] = tests/includes/islandora_unit_test_case.inc