#2316077 Running without project_release_api_vocabulary - removes warnings on many pages
#2316077 Running without project_release_api_vocabulary - handles the fact that some parts of the code expect, if project_release_api_vocabulary is not defined, an empty string, while others expect a NULL
#2316077 Running without project_release_api_vocabulary - do not add vocabulary handling to the views SQL query if project_release_api_vocabulary is not defined