Creating a patient without creating a person, using REST API

@meullah are you looking for something like this? https://github.com/openmrs/openmrs-module-webservices.rest/blob/master/omod-1.9/src/test/java/org/openmrs/module/webservices/rest/web/v1_0/controller/openmrs1_9/PatientController1_9Test.java#L103-L117